OT-2026-000052162
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052162) never changes.
Identity and time
| Publication number | OT-2026-000052162 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-781c-b9b7-b3c48093bb03 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052162 |
| Status | PUBLIC |
Content hashes
| Canonical text | dba597d42f3e06014c8d7f4f1eac42137d7a60fc0b89f6a9bc36e80e884b5695 |
|---|---|
| Markdown | 93439ce683777e5b739278792c13f763339bb23ce040f5e7340da16824abd984 |
| Publication page | dc3026008811b297aefb16f0720bfd192ebbf2cb3467e790dbde8c8223870f89 |
| Manifest | 34fee40136a6550fb1a023b2aa57de1763c8343567c3898bc8d248c6281671c3 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 3YD1O1J/GS19UObvM1mHbvE/R1iORSaQPgHGlRBAReN6tqMcvNKtO0LadIYk5xb6feFZVeIqHUymg/YFzQIkBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-11-02T08:42:02.725847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162observed dc3026008811b297aefb16f0720bfd19...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T08:42:02.653980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/manifest.jsonobserved 34fee40136a6550fb1a023b2aa57de17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:42:02.547493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/publication.mdobserved 93439ce683777e5b739278792c13f763...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:42:02.448938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/publication.txtobserved dba597d42f3e06014c8d7f4f1eac4213...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:04.672910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162observed dc3026008811b297aefb16f0720bfd19...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:04.591645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/manifest.jsonobserved 34fee40136a6550fb1a023b2aa57de17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:04.469684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/publication.mdobserved 93439ce683777e5b739278792c13f763...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T12:41:04.344758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052162/publication.txtobserved dba597d42f3e06014c8d7f4f1eac4213...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|