OT-2026-000013453
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000013453) never changes.
Identity and time
| Publication number | OT-2026-000013453 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7eee-a18b-6dd72c678e5c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013453 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8d0f9f7dbc25bc4baa85f8cabeae256d03007b18ccdfe8a7d9e329c024675a6 |
|---|---|
| Markdown | ef968bdd033b6162d1dc3247cbcebc6cfbbd3855b67361ad95c6e021c6526c20 |
| Publication page | d062d916d97550c2b3ec7b7f0b4233be5d8e09f60b99a5f21a93a41a089a2499 |
| Manifest | 997672d55d91197e656e195ebef9c15a3777d6bfaa5813705e435755bb0332d9 |
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 | tsf9c+QXAYBegHDeK5PKH/9W5TJ7p/1uPTpyHxpIFC5CkWOTvZPEMY4poIw70dLMx2yQezKWY1fCik4fJhJECA== |
| 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
| 2026-09-17T12:09:56.789353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013453observed d062d916d97550c2b3ec7b7f0b4233be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:56.770516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013453/manifest.jsonobserved 997672d55d91197e656e195ebef9c15a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.735496Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013453/publication.mdobserved ef968bdd033b6162d1dc3247cbcebc6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:56.702695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013453/publication.txtobserved a8d0f9f7dbc25bc4baa85f8cabeae256...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. |
|---|