OpenTechnical

OT-2026-000062458

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, vented after set-down

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-2026-000062458) never changes.

Identity and time

Publication numberOT-2026-000062458 · never reused
Internal UUID01a0ae8c-0ac0-7174-b630-607678a4d9c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062458
StatusPUBLIC

Content hashes

Canonical textc38ea6fe33b946f57c4bf00ba6d322e871faa77e6de8133628fe67b23129559b
Markdownc20aae07aef8715e76990c35fc0022ffa75d43f9162ce8de86e1c0e174a632cf
PDF
Publication pagec7659e59c557300228c712ff6d694dfc68709a41f6588ae67fa0eb2445474341
Manifestf9a3a41060f07d554e38f440c1b2b4c3c5528540655aebe5b51275c1e89c470e

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
SignatureAsxKXJxibS2tIJrrWuGeGFxntIQ3Mu3EC++t2OQeb61XirFCvHGUBe+pkvRI21eNtZ6gvi+PI9pLsRiaEfCeAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:48.356564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062458
observed c7659e59c557300228c712ff6d694dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.335811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062458/manifest.json
observed f9a3a41060f07d554e38f440c1b2b4c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.318461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062458/publication.md
observed c20aae07aef8715e76990c35fc0022ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:48.299753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062458/publication.txt
observed c38ea6fe33b946f57c4bf00ba6d322e8...
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.