OpenTechnical

OT-2026-000102774

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off 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-2026-000102774) never changes.

Identity and time

Publication numberOT-2026-000102774 · never reused
Internal UUID01a0aea4-858c-7ee4-8da3-3c624cde7d97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102774
StatusPUBLIC

Content hashes

Canonical text76d917fa90942f40523474960eefe0eec9b42b33f583290f12f6c54a0568ec3b
Markdown6a2a089b8707737691cfb2a1ed5886e7abc6e916ecbb4b6f354c671fb47cae0d
PDF
Publication page8da3751e2718684e98f63dd02efedd23f7384f2a2aacfd0613238e66ec440d6f
Manifest1df7a75ac92c853f4d1341841ec1210523a56b363de29cb9ace843c58324bbb3

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
SignatureQ/+ndZYzKjyW7aWJyhGjD7GZd/LI3hAKlZVo2ASEkmNSRDEwNO6cxHzWv/bg3T3zz6nKHHk6psKRRxAOsjQ2BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:17.994695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102774
observed 8da3751e2718684e98f63dd02efedd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.974799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102774/manifest.json
observed 1df7a75ac92c853f4d1341841ec12105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.954271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102774/publication.md
observed 6a2a089b8707737691cfb2a1ed5886e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.935107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102774/publication.txt
observed 76d917fa90942f40523474960eefe0ee...
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.