OpenTechnical

OT-2026-000056345

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000056345) never changes.

Identity and time

Publication numberOT-2026-000056345 · never reused
Internal UUID01a0ae87-4bd2-717d-b1f3-712df504b13f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056345
StatusPUBLIC

Content hashes

Canonical text8a266e47aa257fbf4be59faddfc31f3f987b94fe81143163630e2a88ae143345
Markdownb2a317a17a87444524b4d4b9a20b718d3b2fd0b9b38430f25aa65ef984235da6
PDF
Publication pagef4f079257bcf892564f8e3b45acb59fa02b17410297f000aec2e953063de7049
Manifest63ad56630bc61004c900cbb901243ec7de0990d7ea588751cb1706a81fa2f0b9

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
Signature3vpC4PCh4FYeFBTTx2p0lOdxiFckI14E8TjM2KUofX8Lnwr51hZnz8kk9kBh//cOw6MgJ/du7nqWHVl8J1cJAg==
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

2026-09-17T10:50:51.299676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056345
observed f4f079257bcf892564f8e3b45acb59fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.281403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056345/manifest.json
observed 63ad56630bc61004c900cbb901243ec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.263712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056345/publication.md
observed b2a317a17a87444524b4d4b9a20b718d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.245756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056345/publication.txt
observed 8a266e47aa257fbf4be59faddfc31f3f...
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.