OT-2026-000057916
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000057916) never changes.
Identity and time
| Publication number | OT-2026-000057916 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-796b-ac51-6c4359a778f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057916 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19573fd1f14306c5b4509eb2ff0c7e1757ba13f3f0da47a49ce10eab48ea47b2 |
|---|---|
| Markdown | 3c6ddc18d644dbbf7b290324c4257c2db37698edb53c949ef19bb8344e696085 |
| Publication page | 34ed28fd9a80526b67a0e72cab39e52ca7935de461488c9ed5cbb727698630f9 |
| Manifest | 2d2f31249cf1f68e480dbc3c1c074bdea71231a5d3d300067efbf94010039008 |
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 | VqT8ha2n7ppcdQuLk0wJhZDvghmYkYooYcWarmGtJeaDKmucu/nc2Fl/sR9oCCkZL38H6cOPQt/PGHpJTI18Cw== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:29.608242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057916observed 34ed28fd9a80526b67a0e72cab39e52c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:29.590242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057916/manifest.jsonobserved 2d2f31249cf1f68e480dbc3c1c074bde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:29.571907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057916/publication.mdobserved 3c6ddc18d644dbbf7b290324c4257c2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:29.524764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057916/publication.txtobserved 19573fd1f14306c5b4509eb2ff0c7e17...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. |
|---|