OpenTechnical

OT-2026-000065770

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000065770) never changes.

Identity and time

Publication numberOT-2026-000065770 · never reused
Internal UUID01a0ae8e-46fb-7cd2-a732-47f41bcc4a80 · 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-2026-000065770
StatusPUBLIC

Content hashes

Canonical textcfdca2b2aa79863a82884e96290c7d98b6e7af64f920348d9ec0aa98eccb2396
Markdown64ef800b507e98c8e114364741f661e365be7ddc5ba8b79691d5a0bf93d0f18d
PDF
Publication page16bbf0c7ee8e1f4aba42861ca61e61c46c0a06cbc71d158aa6dbe6a09b3cb6f5
Manifeste7d695b15c5550f1ce80c91dce840153187a6f163041d7241252bf6446184550

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
Signature1q1wPiTFP4F+KzwoGtRQ8qxHDsl9KG4vo0v2bFyXrD0FFxHSmWWubqkTxDhI7gtVUqHujGYt52BuxefDV9V5Aw==
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

2026-09-17T10:34:12.329108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065770
observed 16bbf0c7ee8e1f4aba42861ca61e61c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.311885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065770/manifest.json
observed e7d695b15c5550f1ce80c91dce840153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.295562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065770/publication.md
observed 64ef800b507e98c8e114364741f661e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.278100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065770/publication.txt
observed cfdca2b2aa79863a82884e96290c7d98...
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.