OpenTechnical

OT-2026-000055285

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000055285) never changes.

Identity and time

Publication numberOT-2026-000055285 · never reused
Internal UUID01a0ae86-a100-79aa-887a-9fa5250c784d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055285
StatusPUBLIC

Content hashes

Canonical text7124748cb33ba526b65a9e7961180d4eceee850be1eb99fa1c92a2af2ccf0808
Markdown834b424c76948ac4cf052f22c00e849801aaea2fc5ef044a30e2637726a742e9
PDF
Publication paged114724d755017aabcd1ef286f27de1913afb108230f0456e366a5cd0ad1248a
Manifestc55cb5d47b0c1db474b72407c3a5cb0b84cf41c3a1be63307522883cd387326c

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
SignaturefajvpQEwq0APGpwfaWhmPqAg1hIs8//crGnCVcZYu8guw682I1WoKDFlaeqbvjKz0nPHOfFRNbmVli/GqiSKCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:52.883591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055285
observed d114724d755017aabcd1ef286f27de19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.864846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055285/manifest.json
observed c55cb5d47b0c1db474b72407c3a5cb0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.846186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055285/publication.md
observed 834b424c76948ac4cf052f22c00e8498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:52.828175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055285/publication.txt
observed 7124748cb33ba526b65a9e7961180d4e...
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.