OT-2026-000005737
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, contact triggered on the face
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-2026-000005737) never changes.
Identity and time
| Publication number | OT-2026-000005737 · never reused |
|---|---|
| Internal UUID | 01a0a943-23d0-7ef7-8964-afbca15494a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:09:04.722806Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005737 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6792c32989d6857794745782fb760c8e21cad07bb2720de50c5fd7b10a8154f8 |
|---|---|
| Markdown | 5b1a60d5ad559663336b989cd29e2ad213bb926cad906487b445e9b775720f89 |
| Publication page | 48bad2c86142c80e6ed248f74aa616199aa645d9a94712816c10238a7e8cc7cb |
| Manifest | 5b46d111a23f657ed08685c353c5dbe000985e617fb6889fc252c5e510bc9742 |
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 | 6nnzX2l/sT6yKDHMVSV2qv/wZgrq0Kny/TeWV5wf03qtGp88u3bulT48LZZPR1a6E2oSPRBp8Xf1qID2WZo+BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:10:05.687522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005737observed 48bad2c86142c80e6ed248f74aa61619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:05.673967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005737/manifest.jsonobserved 5b46d111a23f657ed08685c353c5dbe0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:05.659718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005737/publication.mdobserved 5b1a60d5ad559663336b989cd29e2ad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:05.645782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005737/publication.txtobserved 6792c32989d6857794745782fb760c8e...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. |
|---|