OT-2026-000054104
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000054104) never changes.
Identity and time
| Publication number | OT-2026-000054104 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7ee5-8407-0a312983d115 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054104 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a619f7ca70e389587535d422aa4a3b0f7d7a4b0b73db99d3f1bceeab12f060a |
|---|---|
| Markdown | cd0df959e791e0606e145aff1798bd45644535e0597033c8d515250112cd2d2d |
| Publication page | 487bd627d111180ef0df3ab7923f4e468662413f13d2cb9882536d3a6d6a0b58 |
| Manifest | e72b9463cdd65b86f033b84af2eeb4bdf02c39a7501bfe72f545689eb4c88ad3 |
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 | fxoC3qCbDIkaVP5fRTkYpAKjG3fyXbq/FUryfCuo4SkK+fLBLvII2CgK7f3czs3E3E3/EDAhdaHyakfSUhYxBA== |
| 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
| 2026-09-17T10:54:29.789708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054104observed 487bd627d111180ef0df3ab7923f4e46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:29.772014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054104/manifest.jsonobserved e72b9463cdd65b86f033b84af2eeb4bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:29.751705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054104/publication.mdobserved cd0df959e791e0606e145aff1798bd45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:29.729791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054104/publication.txtobserved 6a619f7ca70e389587535d422aa4a3b0...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. |
|---|