OpenTechnical

OT-2026-000097460

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000097460) never changes.

Identity and time

Publication numberOT-2026-000097460 · never reused
Internal UUID01a0aea1-55b3-7144-97ee-22b704c41244 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097460
StatusPUBLIC

Content hashes

Canonical texta1809bd3c592454eef4f60d2e4a628fb70decbf33480749d4ab74113cc288db4
Markdown909a32945a8006fd818f130ca17707bd75eb21e2ba3cdd70c56898441f956d11
PDF
Publication page23a6edb1c7afadf2e2260f6fd0bed3549552f4904f533833cc04c452f438db1a
Manifestd75cfe96b367abc1476e3b15a236a4cdd225343bff699a48af83d1f07b9a89bb

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
SignaturedRGJAYEsz5t/U80J5EfcR+TCY4tz3iVkpMfk602KLJaBKf+ZsKtArM1Jv1R/zhkUV5mjdVOxVnViY2GStb7QBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:19.575931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097460
observed 23a6edb1c7afadf2e2260f6fd0bed354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.558933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097460/manifest.json
observed d75cfe96b367abc1476e3b15a236a4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.543272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097460/publication.md
observed 909a32945a8006fd818f130ca17707bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.523276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097460/publication.txt
observed a1809bd3c592454eef4f60d2e4a628fb...
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.