OT-2026-000056893
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000056893) never changes.
Identity and time
| Publication number | OT-2026-000056893 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7c4d-9366-ded2f60bcb6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a99156f4677696bf1f5279522daf9120f8ab86ee73d9d4e47ccd387d90c19a4 |
|---|---|
| Markdown | 140a14f41092b0c7be391ea719d48267becebb7e6a3ebf4bca6b62689c6df10d |
| Publication page | d45352d43cf1e0283f5aa012f188f9cf2420116e503d1007ec422a1e08792822 |
| Manifest | 72085eb60838d028c2d93a0bb282306ef54034b9e02551e7f9273262d9e1aeff |
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 | y1RKf0vs09TsGyzxpHk0gOkD7p9v7dTPKlk/Z90md6p2A24cuQ2/1iR44UJLhKsW5mwfD95RYBe5S53+M48+DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:25.732140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056893observed d45352d43cf1e0283f5aa012f188f9cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:25.715230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056893/manifest.jsonobserved 72085eb60838d028c2d93a0bb282306e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:25.697536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056893/publication.mdobserved 140a14f41092b0c7be391ea719d48267...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:25.679728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056893/publication.txtobserved 9a99156f4677696bf1f5279522daf912...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. |
|---|