OpenTechnical

OT-2026-000041079

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000041079) never changes.

Identity and time

Publication numberOT-2026-000041079 · never reused
Internal UUID01a0ae79-b141-7ee8-b706-032e1230eaf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041079
StatusPUBLIC

Content hashes

Canonical textd9cc79c95a64e7763cc9ecaccec37571fe838d98ae1db05a72ed53d5964a24a1
Markdownf37323b37d6244a3d785226f32d3288d25f4cc56d949ef3caa0b3e14d5acd430
PDF
Publication page046c1510a5a16baefd84ce331ec206bafb23fe97d84fba23811ce5a01e008e7c
Manifestdfc061975d8cdfbd314347b0123c83c833b45352339685f5be51644702aa6c3f

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
SignatureFMv0gjMBtHDYWmiJ6XrlVVh/hZcipECa7BPoTq9M2DsXJra4gWGnuDf5yaWt+AuC4TQQ/7Y9wybb3j2k63t0CQ==
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

2026-09-17T11:16:59.740375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041079
observed 046c1510a5a16baefd84ce331ec206ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.724076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041079/manifest.json
observed dfc061975d8cdfbd314347b0123c83c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.707681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041079/publication.md
observed f37323b37d6244a3d785226f32d3288d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:59.692874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041079/publication.txt
observed d9cc79c95a64e7763cc9ecaccec37571...
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.