OT-2026-000089312
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two 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-2026-000089312) never changes.
Identity and time
| Publication number | OT-2026-000089312 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-7f1c-a7a3-ef426bb4d69c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f15cdc07dcc80c07ec93c77f2e65bcc1eaf36ceb7223c5a0d5c502eebad3531 |
|---|---|
| Markdown | fc428db30645894c39d0394d61d6c5dbb6eb9403969adb6e8e6fc2adbf6b80bb |
| Publication page | f885b715227b9abfdd4358d7da4af1780d2d2ee2bddaa5be046fa6d99959ff69 |
| Manifest | e20ccd53dd80c2bdc3a2ad6636e61336d257aa09095ffe5525d83dc8d0d5387e |
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 | b3+lAbiaVeKIim+17XZgrMc5ISr6eR/lxs4p7ZOGz0A0zcutLDcVhZlrh2FzD4tr1ZyHmnumgy50w2si81U5AQ== |
| 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
| 2026-09-17T09:47:21.734559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089312observed f885b715227b9abfdd4358d7da4af178...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:21.716705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089312/manifest.jsonobserved e20ccd53dd80c2bdc3a2ad6636e61336...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.697994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089312/publication.mdobserved fc428db30645894c39d0394d61d6c5db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:21.679016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089312/publication.txtobserved 8f15cdc07dcc80c07ec93c77f2e65bcc...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. |
|---|