OT-2026-000061525
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented after 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-2026-000061525) never changes.
Identity and time
| Publication number | OT-2026-000061525 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b44-78fc-8852-e896f2321bd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061525 |
| Status | PUBLIC |
Content hashes
| Canonical text | a459a6e76b5b4c388be41878b137b9f5b8093d55e68700e8a6a26b5258c143be |
|---|---|
| Markdown | 89b72fcfdc5e209629ef06c0b4c918b9cfa58791e30fd83c706c068aa6e9da45 |
| Publication page | 562142700011ae6745672c87329bc1a1b435795a5341ac339ff8b8987caed38a |
| Manifest | 222cb8823044840e756fe547a657dd23da056a5262d9ca90e09eeca4d8763125 |
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 | Y+y42Ln0A/tF6jstLnI/ueFgPiTWPS1+n0esVMzWt2bjljFFDO2QlWhhDckXmce2zLbhyC/DqpZleIlztjI2DQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:41:25.791735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061525observed 562142700011ae6745672c87329bc1a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:25.774140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061525/manifest.jsonobserved 222cb8823044840e756fe547a657dd23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:25.754713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061525/publication.mdobserved 89b72fcfdc5e209629ef06c0b4c918b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:25.736957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061525/publication.txtobserved a459a6e76b5b4c388be41878b137b9f5...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. |
|---|