OT-2026-000054745
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000054745) never changes.
Identity and time
| Publication number | OT-2026-000054745 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-77a0-ae44-c757f2b6e9c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054745 |
| Status | PUBLIC |
Content hashes
| Canonical text | e681d8d2c287944eb41a08f51b15a33ab6fb76236f2b82c7f3e0eb074e6c609d |
|---|---|
| Markdown | ef5d2b9832def11377396af7a9ef2a85db22379b99f1cb88e5ce4b70212723e3 |
| Publication page | 9037210f5279e48a9a6911b3be0e7d02daa100242b56e4b143c7dc79b11881be |
| Manifest | c8022475a803313036b10f71c5964efa2242344a2370c9b92334a5997b11407c |
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 | aSEJ+8O4xBb18H//qmsS6wnPMUWn7eYld6tYCaG87snB3kaTbf6nvdGItoWIlcN1UNZrtzsz5lxHlks6IgZ3AA== |
| 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
| 2026-09-17T10:53:55.901872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054745observed 9037210f5279e48a9a6911b3be0e7d02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:55.884247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054745/manifest.jsonobserved c8022475a803313036b10f71c5964efa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:55.862833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054745/publication.mdobserved ef5d2b9832def11377396af7a9ef2a85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:55.842574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054745/publication.txtobserved e681d8d2c287944eb41a08f51b15a33a...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|