OT-2026-000051822
Publication integrity record
Foam pad vacuum gripper, pump 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-2026-000051822) never changes.
Identity and time
| Publication number | OT-2026-000051822 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-744f-b861-1d3f2a7f2261 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051822 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab71601007588e4d4f6457c7a940955d7de33717cc2691083c770d9a1b03aa8a |
|---|---|
| Markdown | e5650272de850999bf839b7d26f2a4f6342827fc09e712834c6c3a56d473e439 |
| Publication page | e22fb295bfe74b42d0268fdc2e01e6dfa44d25fd1780097d4998db07809ebf62 |
| Manifest | e9d7e996cb53f0a8ca316860c2f6bf7af007a5bbf8b68f051988f2359382d1ee |
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 | SAAXmFlW4XvdQdPbk5iEp+/nCCAqgYm+q8E7iNANkf2hX0NdsPIHtLVEq+7pIMCFH2iii0rD11HCFCekvYS4AA== |
| 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
| 2026-09-17T10:58:44.641775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051822observed e22fb295bfe74b42d0268fdc2e01e6df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:44.622746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051822/manifest.jsonobserved e9d7e996cb53f0a8ca316860c2f6bf7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:44.604888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051822/publication.mdobserved e5650272de850999bf839b7d26f2a4f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:44.586792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051822/publication.txtobserved ab71601007588e4d4f6457c7a940955d...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. |
|---|