OT-2026-000057204
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000057204) never changes.
Identity and time
| Publication number | OT-2026-000057204 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-7167-8aaa-ea204f6d8cbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057204 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff7edb0ecb8223fe206745b2cd281ab7f8ba0d4c551944db42463c0897b86fe7 |
|---|---|
| Markdown | 73fa226f0bffe96f33f417afc51e1eed16dea46920e8554b26151373e0597913 |
| Publication page | 8f7554ba284db079ecd0028d74b08629f6b10270c6b4729535b13fe56a3f7081 |
| Manifest | 34ff19d54d4856aaff00f3cba4e8df85c8019dc2faeec9d6529cf1054b5d6465 |
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 | VAm0ap3HyQjnZZK/j50zd+PcqDOnkpXeZm/p+J594s9rrae+4evG6Z/rWnEs3sSMVm1+57bz10OaUEOixp2tCA== |
| 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
| 2026-09-17T10:50:15.190212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204observed 8f7554ba284db079ecd0028d74b08629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:15.172385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/manifest.jsonobserved 34ff19d54d4856aaff00f3cba4e8df85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:15.153489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/publication.mdobserved 73fa226f0bffe96f33f417afc51e1eed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:15.135591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/publication.txtobserved ff7edb0ecb8223fe206745b2cd281ab7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:20.932537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204observed 8f7554ba284db079ecd0028d74b08629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:20.914610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/manifest.jsonobserved 34ff19d54d4856aaff00f3cba4e8df85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:20.895903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/publication.mdobserved 73fa226f0bffe96f33f417afc51e1eed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:20.876833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057204/publication.txtobserved ff7edb0ecb8223fe206745b2cd281ab7...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. |
|---|