OT-2026-000022021
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000022021) never changes.
Identity and time
| Publication number | OT-2026-000022021 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-72cf-b8bb-4a84378962a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ce1cb332321a08467e45d55b7aa8e7978195abd3f9b87a7d6b7669f719fa9d2 |
|---|---|
| Markdown | 58978aed240d37fe73c7ad448f42c1c74a724b360aaaa9a9e2d41548192d0677 |
| Publication page | f9306ace0814a87bd79da706658f698c6de642739b429deb6d8db815f8d67ae4 |
| Manifest | 8a9f6557f257e508bb2f04758f5835192aa15130ce6639166bae6088f3260f97 |
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 | bLnB6tlZPt8ydnMdB7qdD5hNB7YzyUtOaad6i1aT5Uo1x8mZhtQozBeVEsDrlc/kjR4laVzhlgwW7TmgbUAJCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:42.350024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022021observed f9306ace0814a87bd79da706658f698c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:42.334824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022021/manifest.jsonobserved 8a9f6557f257e508bb2f04758f583519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:42.317172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022021/publication.mdobserved 58978aed240d37fe73c7ad448f42c1c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:42.300192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022021/publication.txtobserved 2ce1cb332321a08467e45d55b7aa8e79...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. |
|---|