OT-2026-000081559
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three 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-2026-000081559) never changes.
Identity and time
| Publication number | OT-2026-000081559 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-73d2-8e0a-6aaec0c3beb6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29f214d1fdfccfabeec38ec23f175edfb49f0966198e8720e1ba2512c6101f61 |
|---|---|
| Markdown | dffc12fc5c89ea25dea8f0b7d5fcc9a1f453110a4cfb15e896d33ef17afd6847 |
| Publication page | 46c3db57e0b431eeec3506e1f6cd17c7783e6f6da5a0fcfa09ec1a2d6793603e |
| Manifest | d4e55c5190e5e42ee9fa27501444bab8e9583742829d8966fb2e514427b08e3c |
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 | qv3D73Sw6ve6b83T+2YfiTxDXQEXU82+DpNX7s9txQ6BUmgwKXsFFs2QuzES/Uaruv+cbR9qlbB/6Bf+LU1LBw== |
| 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
| 2026-09-17T09:59:35.204105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081559observed 46c3db57e0b431eeec3506e1f6cd17c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:35.187891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081559/manifest.jsonobserved d4e55c5190e5e42ee9fa27501444bab8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:35.170876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081559/publication.mdobserved dffc12fc5c89ea25dea8f0b7d5fcc9a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:35.151899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081559/publication.txtobserved 29f214d1fdfccfabeec38ec23f175edf...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. |
|---|