OT-2026-000026212
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000026212) never changes.
Identity and time
| Publication number | OT-2026-000026212 · never reused |
|---|---|
| Internal UUID | 01a0ae71-a841-72d9-8c92-5c7d49582d17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:17:59.376802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f173ebe8af0e7ada78bc86396d2c62ca05cc84f0e8adc9e293ec179fb06444d |
|---|---|
| Markdown | 88d89e063e7187bb7ec1fbedcff9754793f9c982e70dad77d6bbeaffd1e1bb03 |
| Publication page | b2b576d385a2f424387a0a34aa548138fb7131b8b624b54eea73c5df8e0c7794 |
| Manifest | 9bf32c0960c4e18090013ddc2443533e30297699361a1266e9c169c525ed9d30 |
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 | u+/pCSQPJji/XVh07z8XqZGbXr1dC7zuuv0ABrpAlLNFuPJ+nHUH5fuaar55j0AUeNJWSjo78f1OdSZb7fDcAg== |
| 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
| 2026-09-17T11:46:43.851607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026212observed b2b576d385a2f424387a0a34aa548138...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:46:43.831744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026212/manifest.jsonobserved 9bf32c0960c4e18090013ddc2443533e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:43.814955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026212/publication.mdobserved 88d89e063e7187bb7ec1fbedcff97547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:46:43.795153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026212/publication.txtobserved 4f173ebe8af0e7ada78bc86396d2c62c...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. |
|---|