OpenTechnical

OT-2026-000036589

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000036589) never changes.

Identity and time

Publication numberOT-2026-000036589 · never reused
Internal UUID01a0ae77-46e7-7124-8f25-126da62b8c21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036589
StatusPUBLIC

Content hashes

Canonical text22b7b005d58f04f749b2f99878f723a651f3467683d20438f807c89d9879ea4e
Markdown2060d9d1d4ea1409c7a1a90eb0e76bd6cd8ab791c26ac73f307f2d1e23bd0851
PDF
Publication pageccf8c797113ac82dbd9b7bb7f0ae793c34c5341c40c7bbcacfa0e341c0460e0f
Manifest2b294e001797bad8d714b25f42c5de0129af5203a7efe8ba9365a189d07871af

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
SignatureWlV08eg9ooZmW1NoAOJWJ1lnFBxcyCOip31KsCG/zrmHeLQ2R162FkHx0qYcJJUT2jiZhIZtB4Zfgd4TsKsjCw==
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

2026-09-17T11:25:48.826732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036589
observed ccf8c797113ac82dbd9b7bb7f0ae793c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.810619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036589/manifest.json
observed 2b294e001797bad8d714b25f42c5de01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.795079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036589/publication.md
observed 2060d9d1d4ea1409c7a1a90eb0e76bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:48.778215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036589/publication.txt
observed 22b7b005d58f04f749b2f99878f723a6...
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.