OpenTechnical

OT-2026-000065500

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000065500) never changes.

Identity and time

Publication numberOT-2026-000065500 · never reused
Internal UUID01a0ae8e-46f9-7a2a-8fc8-7978b6705a26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065500
StatusPUBLIC

Content hashes

Canonical text2f081e84e5319a0c2896682336aa8dd3911a9fdafb3a09963a415f2f9e42a25a
Markdown86425fe5c8c0bfd246ead410c396a7698b9c5344147f2f0f9c74e1d4232d1dd5
PDF
Publication page9a57e7efddf6bd5d8085fb8514aed71f1855bf5c133ee1193e658808bf438566
Manifest75a229527ba70e7aa9d04c189e06630de5f81e63fcd280586d6e07dd5443c6d9

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
SignaturenkQ8frBifQTlQc8de3nZeaTxkTfnHJ4ExFIn++0U0NzkA1/SdMAmLxG30VcA633kG3efMXw93nCMxEh14hfVBg==
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

2026-09-17T10:33:47.527540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065500
observed 9a57e7efddf6bd5d8085fb8514aed71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.510013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065500/manifest.json
observed 75a229527ba70e7aa9d04c189e06630d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.491689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065500/publication.md
observed 86425fe5c8c0bfd246ead410c396a769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.471842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065500/publication.txt
observed 2f081e84e5319a0c2896682336aa8dd3...
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.