OT-2026-000074581
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000074581) never changes.
Identity and time
| Publication number | OT-2026-000074581 · never reused |
|---|---|
| Internal UUID | 01a0ae93-717b-7bad-85eb-6b14ac476ebf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 643e43774a01caffcb7221668af2b3b41fece29adb87d7f3415e1748de102aae |
|---|---|
| Markdown | dc427be924cbe3b00c21abfe91a53d5661a47d18f353606334cd3ddec39d4953 |
| Publication page | 885482ffd7c2b7f7e8d075d36a80320e699eaf7dbe3c77494a8b630ff678c5c8 |
| Manifest | 32424e409b2dffdb1d8b49f6d48d115208805cb7d38f06cb25c7ab865bda89a4 |
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 | tmPoLQqdbSdBgcn1xIWftCvUupaMo1XRka2gk3nZXWj4Knw2FkzwNamdRG+ZV4tBl6iTFwi6H9Ir+8h/FCnSBQ== |
| 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
| 2026-09-17T10:19:36.078917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074581observed 885482ffd7c2b7f7e8d075d36a80320e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:36.061393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074581/manifest.jsonobserved 32424e409b2dffdb1d8b49f6d48d1152...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:36.042576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074581/publication.mdobserved dc427be924cbe3b00c21abfe91a53d56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:36.022604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074581/publication.txtobserved 643e43774a01caffcb7221668af2b3b4...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. |
|---|