OT-2026-000010248
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000010248) never changes.
Identity and time
| Publication number | OT-2026-000010248 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb7b-7499-b2b2-d61d3e4e60ac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010248 |
| Status | PUBLIC |
Content hashes
| Canonical text | 259e669eb5b780b8a0c5b2224c9251cec4f375a0545490110cd13c0e35b2b5ed |
|---|---|
| Markdown | 2965613c61cf563ff906d5386a2270f92ffddd0c8aec23f227b9b478435ee705 |
| Publication page | fc3e2c5328d0747c23b38087027be085d45b28fd61e329ad75b8456f789c0fe8 |
| Manifest | 6af9627fbbf54e26d2579159ccb9288972c04d11516cbf2eaa4fa1717e0b183d |
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 | DkJPJb7BMoBGeb0I2+tqOTcbs4VNwCcL6Tcaq+Nze2QZQPW78KIOaaxLWAC3ArWnHBFLVnrlGX7lzxcGNxFMDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:16:27.803984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010248observed fc3e2c5328d0747c23b38087027be085...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:27.782585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010248/manifest.jsonobserved 6af9627fbbf54e26d2579159ccb92889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:27.761278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010248/publication.mdobserved 2965613c61cf563ff906d5386a2270f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:27.741539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010248/publication.txtobserved 259e669eb5b780b8a0c5b2224c9251ce...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. |
|---|