OpenTechnical

OT-2026-000062959

Publication integrity record

Three cup vacuum gripper, three zone face, six 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-2026-000062959) never changes.

Identity and time

Publication numberOT-2026-000062959 · never reused
Internal UUID01a0ae8c-94a8-7c1c-ad3e-d2a3db2e0846 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062959
StatusPUBLIC

Content hashes

Canonical text7f23dd665dc75c016e64b21b06fb38aca8ecab4855f03ce1aec54a66a78d4694
Markdown266563c55e7765ffd375c85c9484c2670b800e6ac6c8f34b5697b906f1bdbce5
PDF
Publication page3391fe450843dd35b2a76c3035756868b282a5a5f62bfda7a8167f082fbc5356
Manifeste3cd454889c753ccb3d31ec1e8d75d65706bd8ff634ac604675be8bd4a7c59e6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureyQBQiP7bKXrLeutANBODnSdYSGsIeu7S45hmspkS4LxcbrKqpDnqqvFqhVVCmg+EyZ8doMPWS2j7NhqYxdWCCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:28.083893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959
observed 3391fe450843dd35b2a76c3035756868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.064224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/manifest.json
observed e3cd454889c753ccb3d31ec1e8d75d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.039583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/publication.md
observed 266563c55e7765ffd375c85c9484c267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.018405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/publication.txt
observed 7f23dd665dc75c016e64b21b06fb38ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.297357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959
observed 3391fe450843dd35b2a76c3035756868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.280581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/manifest.json
observed e3cd454889c753ccb3d31ec1e8d75d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.262455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/publication.md
observed 266563c55e7765ffd375c85c9484c267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.244146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062959/publication.txt
observed 7f23dd665dc75c016e64b21b06fb38ac...
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 archivePending 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 packagePending Custody packages are produced weekly.