OpenTechnical

OT-2026-000068155

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000068155) never changes.

Identity and time

Publication numberOT-2026-000068155 · never reused
Internal UUID01a0ae8f-c4ff-7d6f-8516-67c6c0cff451 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068155
StatusPUBLIC

Content hashes

Canonical textbc53a95c1fa3a15c0b39e3278e052cd2ed856b1ca577746b9efcfc11f9133458
Markdown5c6c29caf80a95024fcf0429e20c6025f6645e4a1d1fa1a3f396a88c64d0711a
PDF
Publication page610f756433b14593ee489e78d091ff9a22e8b2b710120fdef40d214e7640dff7
Manifest96d4700278d4dca4d20d03c6974be2594780c558e59b80e2ea78aa239d31f563

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
Signature0lRQfTAtRJCStIz+w2SWosUWynZuB9XVzmQ2vkIUS90Lh/d43xnvmOacKPPC436iXfSTF637l2mi3Q4TPYuzBQ==
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

2026-09-17T10:30:48.398714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068155
observed 610f756433b14593ee489e78d091ff9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.383341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068155/manifest.json
observed 96d4700278d4dca4d20d03c6974be259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.367463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068155/publication.md
observed 5c6c29caf80a95024fcf0429e20c6025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:48.351142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068155/publication.txt
observed bc53a95c1fa3a15c0b39e3278e052cd2...
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.