OpenTechnical

OT-2026-000039003

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000039003) never changes.

Identity and time

Publication numberOT-2026-000039003 · never reused
Internal UUID01a0ae78-9672-7684-93ed-41bb7b3ca4b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039003
StatusPUBLIC

Content hashes

Canonical text24e5178438750d7907aca673475c6a567124da58d64ab6ab15bc7f1823950d49
Markdowne876602a6860c8930d969771c58ca725fb0e17d77ec9efa3ca4b54b43ed6d934
PDF
Publication pageac50cdda0bb8e3e8c7dd088d6654002e278ed94dee01ec0bd6e391fcad637666
Manifest6d662b81422bc4418c202c4a10bad4915abb7b5831f732a6882f285b8d55ccd9

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
Signature9CukeAbZbGTyL58tK4KNlHa1GraCPO3dqL8QP6un6uZM9OsQcWAe702BB/cff9GnP+1q0LjuHXZMQckAoJ/aAQ==
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

2026-09-17T11:20:20.608568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039003
observed ac50cdda0bb8e3e8c7dd088d6654002e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.589448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039003/manifest.json
observed 6d662b81422bc4418c202c4a10bad491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.569992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039003/publication.md
observed e876602a6860c8930d969771c58ca725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.553090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039003/publication.txt
observed 24e5178438750d7907aca673475c6a56...
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.