OpenTechnical

OT-2026-000065309

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000065309) never changes.

Identity and time

Publication numberOT-2026-000065309 · never reused
Internal UUID01a0ae8e-1dfa-7931-acd4-e4635f13bf05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065309
StatusPUBLIC

Content hashes

Canonical text5c51d04430b3fa2cb4f4403a26041018e3c52391c06f0195fb05fde30e0747dd
Markdown91c92b11a3e035b6838b352c91522bd2cf375415ace9aed7cc0aaa90c95b58c1
PDF
Publication page32aed10365828aeb375e72a6046618e8afee96ad36816e69dda16ff86d81af33
Manifest74d42cdb64f41b7a46030793d1eb8ffad2b86a7b64a724c88f7e3d70bc1f01be

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
SignatureXvwDMyipp7Re/Ekx7fXK2rA8w6g4coaXmO83PqA98SSo11Xizl193vVX5thl3IJjgYYppbr0FBVENZecWEvlCw==
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

2026-09-17T10:35:17.068477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065309
observed 32aed10365828aeb375e72a6046618e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.049433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065309/manifest.json
observed 74d42cdb64f41b7a46030793d1eb8ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.031476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065309/publication.md
observed 91c92b11a3e035b6838b352c91522bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.015287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065309/publication.txt
observed 5c51d04430b3fa2cb4f4403a26041018...
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.