OpenTechnical

OT-2026-000027092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000027092) never changes.

Identity and time

Publication numberOT-2026-000027092 · never reused
Internal UUID01a0ae72-3453-70b2-a8b2-ae71fcbca63a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027092
StatusPUBLIC

Content hashes

Canonical text1b1f37dab832a3c916628dd33dac6336633c0d5f13d851eab217ccd79f11fbe1
Markdown61027908ca2ac0aa25fc9c7e0885543873e9cbe387d0dadb41bfbd7b4d897402
PDF
Publication page5fa96f31e17b37e6cea4690e4422d9d97bd21841766457cea56961b40d7375d8
Manifest5a509fd1a4587c952eade9a42d89e69e72e86d9892a18b66c3b467c20d13d7cf

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
Signature0/mCLHOPncW3B0Rm0Yzvb5JoevRt10nmi+AezWq3LK0gF8ZWcdFHWnsXTtbr0wIHoR3YjyX+zHCiJWb6BVmXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:51.558131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027092
observed 5fa96f31e17b37e6cea4690e4422d9d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.537990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027092/manifest.json
observed 5a509fd1a4587c952eade9a42d89e69e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.521812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027092/publication.md
observed 61027908ca2ac0aa25fc9c7e08855438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.505183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027092/publication.txt
observed 1b1f37dab832a3c916628dd33dac6336...
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.