OT-2026-000087391
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000087391) never changes.
Identity and time
| Publication number | OT-2026-000087391 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd4f-7a8c-91fb-a8998832a958 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087391 |
| Status | PUBLIC |
Content hashes
| Canonical text | a70b33feffc6355fa76cf20e73970ffbd508db7bd5d071a12a10c70818fb5904 |
|---|---|
| Markdown | f1fb3012964560767d925b4d0176649cbdbb27970bac0dab096e01c5d8ecb725 |
| Publication page | 061ab06b240acb9dd586800069d3268478d9baa7f62c958990d7914b2fa24451 |
| Manifest | 520e5a1efcb00171d77fa257db2433e664f15cfcc592d856b09d2c1e3dab74e4 |
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 | /jW0AJOeHvCWCUSvjiZGHNbvUdn9AhoC1Wt/WjozlbPImteLQlNHDAwIziL91E9M0J2SodHyQYi3o2JIx9PYCw== |
| 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
| 2026-09-17T09:50:42.067614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087391observed 061ab06b240acb9dd586800069d32684...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:42.047982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087391/manifest.jsonobserved 520e5a1efcb00171d77fa257db2433e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:42.013291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087391/publication.mdobserved f1fb3012964560767d925b4d0176649c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:41.994414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087391/publication.txtobserved a70b33feffc6355fa76cf20e73970ffb...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. |
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