OT-2026-000081420
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down
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-2026-000081420) never changes.
Identity and time
| Publication number | OT-2026-000081420 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f375-7677-a22e-856c35d4d39c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62132ef28edcfa933fe11049a7fb52cce7e439f0fc11c0f5a6a77e2ef5a2dac1 |
|---|---|
| Markdown | 6ba91ffdbf1a7a427aebeb9dd6f2ed68a5a36249316a18f4363e3cbc4d149eed |
| Publication page | a8ba1e45debd36f1f9b306570b2cdfa6dbbbd514fdb7aabd277347a7cd5b23bf |
| Manifest | 539310916b0344fb1cee674c780af64cf6e804d266d5e95121c5e8720ba4bf7d |
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 | /MVB5H+qQwjePIDQOAv9DR/1yuEVfC1hS0OQnueGPgr4QfOPK0RCvWvG24U0mVyf6gsiMtiOKC1VNUDJgIR7Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-24T00:42:11.446276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420observed a8ba1e45debd36f1f9b306570b2cdfa6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T00:42:11.374691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/manifest.jsonobserved 539310916b0344fb1cee674c780af64c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:42:11.299231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/publication.mdobserved 6ba91ffdbf1a7a427aebeb9dd6f2ed68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:42:11.173723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/publication.txtobserved 62132ef28edcfa933fe11049a7fb52cc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:19.227008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420observed a8ba1e45debd36f1f9b306570b2cdfa6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:19.144151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/manifest.jsonobserved 539310916b0344fb1cee674c780af64c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:18.984400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/publication.mdobserved 6ba91ffdbf1a7a427aebeb9dd6f2ed68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:41:18.873751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081420/publication.txtobserved 62132ef28edcfa933fe11049a7fb52cc...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 |
|---|