OpenTechnical

OT-2026-000050277

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000050277) never changes.

Identity and time

Publication numberOT-2026-000050277 · never reused
Internal UUID01a0ae82-5c46-73b5-bcd5-fa41227e2db8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050277
StatusPUBLIC

Content hashes

Canonical text1c2640ca45e6f35b288a0b691047a977c49c8b56df2089e0f59df26aa0c672db
Markdown26fc5cb2b31b3d54f1d5465a5ee04339e27aef15aff185570689a1267da685ab
PDF
Publication pagef8b97b15c209afa8d6c82331a47e854ee6998bb8cf9428e0c9d9244bf2a663e9
Manifestc0f6252125da04ea5bab56c34a6aca55f67c95ee604f3a4d8a29da15e3d189e5

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
SignaturewgCgNffsQIf5UCfTdrLZMw/nEZGMJc6VrvpZKjjPm/f8Qr1D2oMt4XJEtjGjGSr0Lyoiv5Ckby1JXnUUil2LBg==
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

2026-09-17T11:01:16.814720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050277
observed f8b97b15c209afa8d6c82331a47e854e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.796205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050277/manifest.json
observed c0f6252125da04ea5bab56c34a6aca55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.779364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050277/publication.md
observed 26fc5cb2b31b3d54f1d5465a5ee04339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.764458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050277/publication.txt
observed 1c2640ca45e6f35b288a0b691047a977...
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.