OT-2026-000006556
Publication integrity record
Vacuum cup gripper, four zone face, four outlet manifold, pump fed, vented before set down
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-2026-000006556) never changes.
Identity and time
| Publication number | OT-2026-000006556 · never reused |
|---|---|
| Internal UUID | 01a0a95f-4f79-7cb9-a91d-1c7045852b21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:39:50.908155Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006556 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a4f1acd4f65c89f6da699b0200d2c60833665897ecd39e3c40410be101354b3 |
|---|---|
| Markdown | 273018104610506c3d2153451f9951c02b30944a4cc54093a30adbb9560042a7 |
| Publication page | f7af1d7e6ac156894d00baf5131a84e0428853dd9067662f5c9466928af1a8ba |
| Manifest | 13434b5a1a7cdd15662908f9c1cb403b6b899136e4f580dcd1dee04c61eadde9 |
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 | R1ttr5mO7Wb87ruSCCGSvR7gvGx3mU5LKG8N/BZ97emCFTnmlg+DdEnW1lIidR9Q54Yd7gv+1JAukaR0plHPDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:03.423049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006556observed f7af1d7e6ac156894d00baf5131a84e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:03.398782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006556/manifest.jsonobserved 13434b5a1a7cdd15662908f9c1cb403b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:03.380203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006556/publication.mdobserved 273018104610506c3d2153451f9951c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:03.242169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006556/publication.txtobserved 5a4f1acd4f65c89f6da699b0200d2c60...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. |
|---|