OT-2026-000078856
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, vented after 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-2026-000078856) never changes.
Identity and time
| Publication number | OT-2026-000078856 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-7338-bdd9-2ee5ac22870d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078856 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33cda9209b3dad8cb033c4af9b83d24cbb706c18a7e4cfd08de511ba1d8f4247 |
|---|---|
| Markdown | ae25a4b0b7e0f768057a4da2a0af5f1532ca4b977702449dd2894fba903fa46e |
| Publication page | dfb86ddda4a4fb01b2f18ae728178656c2d8186b4570223ffd9f672d24d099dc |
| Manifest | cd935e5c8f164406c3beb793ac72789c535275bef0c82bfb2a22c26880580af3 |
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 | wqjTFsd0uVZj/vc3Bls82An18JU0zbibcQEOpfJCbNvUQFFhVZc8XVuOMta3mxB/B7EY4SCnxlwV/pFemlX2BQ== |
| 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
| 2026-09-17T10:05:22.464004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078856observed dfb86ddda4a4fb01b2f18ae728178656...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:22.445799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078856/manifest.jsonobserved cd935e5c8f164406c3beb793ac72789c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.427131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078856/publication.mdobserved ae25a4b0b7e0f768057a4da2a0af5f15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:22.407652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078856/publication.txtobserved 33cda9209b3dad8cb033c4af9b83d24c...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. |
|---|