OT-2026-000053225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000053225) never changes.
Identity and time
| Publication number | OT-2026-000053225 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-7768-ad8e-19bb7b1d6ec7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e0f98f1f9210b537b16f96fcf9fa3c773242b857e25e5e331c50897f005c6ca |
|---|---|
| Markdown | 37de76a2d962ed7a3c11a59c2fb78561e5bed5bb36859c5b8ad5e36a5dbb09d5 |
| Publication page | 05aeb719f455ebca9d8dd2d81801b062c3f7bde6c5829a1d5aaea266d49a2f25 |
| Manifest | faa2c3c775f733a2d23d6a0fbab27d9be5e25bd82e26feed5d20310002c1fee8 |
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 | Fy27D3Zpr69iCh2hQ2sYyj+fZimn7axSBNUhV978+vtqyv6pkK+ZyisbrucEaHa2fcl8Kj5UgCI5Adqo6jVlCA== |
| 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
| 2026-09-17T08:40:52.251655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053225observed 05aeb719f455ebca9d8dd2d81801b062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:52.219248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053225/manifest.jsonobserved faa2c3c775f733a2d23d6a0fbab27d9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:52.078918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053225/publication.mdobserved 37de76a2d962ed7a3c11a59c2fb78561...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:52.056056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053225/publication.txtobserved 3e0f98f1f9210b537b16f96fcf9fa3c7...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. |
|---|