OpenTechnical

OT-2026-000044897

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000044897) never changes.

Identity and time

Publication numberOT-2026-000044897 · never reused
Internal UUID01a0ae7c-911c-7a39-ada5-a11372cd3297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044897
StatusPUBLIC

Content hashes

Canonical textccdb4de77c727a3092e531ad896188d7551e7571c269c7ec928b16e80ac7a3d1
Markdown8fd0895c03c544b414e32c8818832fc45ce49edbf291e586fd5e888da5dbf83f
PDF
Publication page85b6e067cedb6c8b98dc5965e1381fb20328e5109c339947d081fb3c5a376fcd
Manifest3704f59c31cb663719b387692aabad85f08407fa7fc45f625721dc28b6b8fefa

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
SignatureoAE0/3VRUjCzU6JJWLCGfl4NlB1Vpw6gSHIdxMV5uO9V9WWG/r4TnTw2R4gZGnSP+LeUel56U2LX9/I2pedVBQ==
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

2026-09-17T11:11:33.670684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044897
observed 85b6e067cedb6c8b98dc5965e1381fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.650959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044897/manifest.json
observed 3704f59c31cb663719b387692aabad85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.560722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044897/publication.md
observed 8fd0895c03c544b414e32c8818832fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.540486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044897/publication.txt
observed ccdb4de77c727a3092e531ad896188d7...
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.