OT-2026-000057598
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000057598) never changes.
Identity and time
| Publication number | OT-2026-000057598 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2694-7622-9da9-b8266a16aabf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057598 |
| Status | PUBLIC |
Content hashes
| Canonical text | 639c3745d117aa867f87c6aa48a1af5a36cadd309abf99d8219b2d458f619944 |
|---|---|
| Markdown | a9223522da6035c41351852a4e85663b370787b68391ef538d7e1d81a877a357 |
| Publication page | cfb285cffcd9a700865287f7ffe779da121e1f6e6c39390f468ab784710af99b |
| Manifest | ff4c0ea0f7ba2c4f3f1de0929ad2b4e2906718df1f6091eeadea0bd0cedce298 |
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 | op3R43GwVNC6f9GUmGrIgLRnyKDD55ofz9rAl1+KWSOqG0FyGoaj0G8/svg5AJ5kWQvl7IAUPu/OyClXuD17CQ== |
| 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
| 2026-09-17T10:48:09.002944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057598observed cfb285cffcd9a700865287f7ffe779da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:08.984027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057598/manifest.jsonobserved ff4c0ea0f7ba2c4f3f1de0929ad2b4e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:08.965270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057598/publication.mdobserved a9223522da6035c41351852a4e85663b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:08.945609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057598/publication.txtobserved 639c3745d117aa867f87c6aa48a1af5a...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. |
|---|