OpenTechnical

OT-2026-000055778

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000055778) never changes.

Identity and time

Publication numberOT-2026-000055778 · never reused
Internal UUID01a0ae87-09cb-750c-9fe3-f066926ebcc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055778
StatusPUBLIC

Content hashes

Canonical text9997485eb050682e560889a905edd945dfdbfcfe47bc3732ad3bb7eaaf793495
Markdown3cf0ab4e7c946540896243ee8100daabd7c936945f91e2c8733083c1b03853fd
PDF
Publication paged04e4a773bf3fb2859271a462b1fb60ba35a92f137762ffebf38f0b168d07bec
Manifest73c612571ae1dc24e5ba77f595899f2bef8ec74c5089a854b9b60bb0988aaa97

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
SignatureBTEUS4z50e0wkyzxgg96fXJuclHlppRH2B55yjh4mFaIFznZmaBfXEcb3dvSSKO0UCq6W6WGydAjj5s8nQJxAQ==
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

2026-09-17T10:51:08.395060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055778
observed d04e4a773bf3fb2859271a462b1fb60b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.378107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055778/manifest.json
observed 73c612571ae1dc24e5ba77f595899f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.359688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055778/publication.md
observed 3cf0ab4e7c946540896243ee8100daab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.341877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055778/publication.txt
observed 9997485eb050682e560889a905edd945...
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.