OT-2026-000049954
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000049954) never changes.
Identity and time
| Publication number | OT-2026-000049954 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd77-7296-afd5-df1d150c2d84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049954 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0ac0d88a7b7a8f2d4c374d1072d58f9c8dfd87c9cfcd8096b19101b8f81c8af |
|---|---|
| Markdown | 0853b287bfa19feef2f69ba5914688b4299d1e588248834831909888c871b369 |
| Publication page | 61a9851d9aae17989a449bc07439e08e976c089b03afb5337d54f758bc10e4a9 |
| Manifest | d15f1da5eb7707d2408b1080e143884beda717f4f3200b480cfc9451fedd5bdc |
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 | WTDYg4hEkrtksKX+fEPk4ERPY1Adx4YDd1RiSrrxtKYKhHkrvgDC1lB6EFpVrYiccw090XKWv9Aq41uh4Z+ADw== |
| 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
| 2026-09-17T11:01:53.774551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049954observed 61a9851d9aae17989a449bc07439e08e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:53.754349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049954/manifest.jsonobserved d15f1da5eb7707d2408b1080e143884b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.735544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049954/publication.mdobserved 0853b287bfa19feef2f69ba5914688b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.715248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049954/publication.txtobserved d0ac0d88a7b7a8f2d4c374d1072d58f9...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. |
|---|