OT-2026-000053030
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, 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-2026-000053030) never changes.
Identity and time
| Publication number | OT-2026-000053030 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7dbb-9df9-c2d098a2153d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053030 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a4fd3aab80039e51637fd27a19cb19fe2e2405aba1ccff3461da857f489bfd1 |
|---|---|
| Markdown | 616c88bee41781b1436b13888d61278f1629628be679f0c5c62b8ce158844d32 |
| Publication page | 84276dbfda4ea484813099a333c2ce5d7f51d8a91af5434243db1cfc1fcdd04a |
| Manifest | fe77bc871dc4e4914c0e1cc43dfe8915eedf9063bd2b7df37390b6b95de88b2b |
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 | 5BXP2LS7VJW0rFQDC+eA9BnSFnQfVsnpdCWWTsX0BGljGZtaFQvIOzqV1k6tLu9rZyKNTMV2NrQ6pTMDhdrTDQ== |
| 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
| 2026-09-17T10:56:44.033332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053030observed 84276dbfda4ea484813099a333c2ce5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:44.014016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053030/manifest.jsonobserved fe77bc871dc4e4914c0e1cc43dfe8915...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.991681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053030/publication.mdobserved 616c88bee41781b1436b13888d61278f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.972693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053030/publication.txtobserved 3a4fd3aab80039e51637fd27a19cb19f...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. |
|---|