OpenTechnical

OT-2026-000068326

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000068326) never changes.

Identity and time

Publication numberOT-2026-000068326 · never reused
Internal UUID01a0ae90-2480-7ca5-8725-6f2f5df2fff4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068326
StatusPUBLIC

Content hashes

Canonical text8719631b35052ff11d21abc6b35cadc4d2dac95412f8514830a0f297bdd0c579
Markdownbd811f8097c8fb8d7c6c0bbf41b5d1d8fdd8ce7007a28b6bf7896ff64718dee3
PDF
Publication pageba40fc060eabe3e8fbaca7912ae8f479e0b2905dd6d538e837fd703d2a88e0e7
Manifest502d8d50d2ac31be15f732341d28f288ae2a4809dfab171c0f20db0b2a090984

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
Signature7VhDTMuASbxRdAv1HMYCaZgqF5ofTCRmWBbHNr7kRL75/Cts7/D+mQWmlWFUvTYLCA1jhkubuJk8Mum+cIjlAw==
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

2026-09-17T10:29:21.967670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068326
observed ba40fc060eabe3e8fbaca7912ae8f479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:21.949757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068326/manifest.json
observed 502d8d50d2ac31be15f732341d28f288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:21.931126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068326/publication.md
observed bd811f8097c8fb8d7c6c0bbf41b5d1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:21.913187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068326/publication.txt
observed 8719631b35052ff11d21abc6b35cadc4...
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.