OT-2026-000053881
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000053881) never changes.
Identity and time
| Publication number | OT-2026-000053881 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7a7e-9263-77890b2cbc3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e95bd80e1451fd744c00b4b086fafb60b7945b45bcc952250227da161af2c89 |
|---|---|
| Markdown | 400d784bf83296c524481e3dab5d54e3903fddebf28d5704c5b8bc6e32f5acfc |
| Publication page | 7ee2d14de551173266c6874c00a1709a19d49a16a2fc75b883ecb84be16e841e |
| Manifest | 8dadc7eb7c3b3860e7d3e3e568ab26c974efbe0b4a57d01e2df5c107803b9d1d |
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 | haAenG3i1y9SqwChECU1fab5DDK2w0+eaoaE0j89Ng0lUp4gKCvs6wfkJCYlKitmNOG+6x6Jy+TTTNyNvpDNDg== |
| 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
| 2026-09-17T08:40:41.819906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053881observed 7ee2d14de551173266c6874c00a1709a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:41.772004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053881/manifest.jsonobserved 8dadc7eb7c3b3860e7d3e3e568ab26c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:41.571844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053881/publication.mdobserved 400d784bf83296c524481e3dab5d54e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:41.546582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053881/publication.txtobserved 7e95bd80e1451fd744c00b4b086fafb6...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. |
|---|