OT-2026-000089743
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000089743) never changes.
Identity and time
| Publication number | OT-2026-000089743 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-73c3-8774-94e77875db18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089743 |
| Status | PUBLIC |
Content hashes
| Canonical text | 36938991454a91c139cc752e1d83627af62064895729b587c5f3f0fbba44bcdc |
|---|---|
| Markdown | 3687e19a1a37109aea87d8c136839ace8ac2d10f48af8ac3a1aea23540b3d6a5 |
| Publication page | bfc0d262b4fa8361e3e3a95079451393715cbc4df4853efbf9b281c683900f63 |
| Manifest | 6be78227da90a300ba3c9543c4ef2448d5cb6f7e2f4e3147ee5c5cbc73c30cc1 |
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 | 8C6HPEHyVDNywXroKZafLnLqA5L4lRM7vY+oiDsZJ3Ah4y6mPmwYrjNzgvkCxvmtiNwTTMYB5xX2pIYs4c7mCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:45.172856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089743observed bfc0d262b4fa8361e3e3a95079451393...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:45.154904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089743/manifest.jsonobserved 6be78227da90a300ba3c9543c4ef2448...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:45.137951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089743/publication.mdobserved 3687e19a1a37109aea87d8c136839ace...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:45.120156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089743/publication.txtobserved 36938991454a91c139cc752e1d83627a...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. |
|---|