OpenTechnical

OT-2026-000068430

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000068430) never changes.

Identity and time

Publication numberOT-2026-000068430 · never reused
Internal UUID01a0ae90-2481-76ba-a166-7a5bb806a57f · 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-2026-000068430
StatusPUBLIC

Content hashes

Canonical textb87e54ac2bf3f7c301358e6abe6d17bfbd8322d330ae1a749820d9708872e31a
Markdownb1aedecc867e8bb26b5a4a12d10e6b3dcb9a5c1b640278611af6c93c2ff7d023
PDF
Publication page2ac05fafbb581209e48d35aff94a68a6c1fe62c70d60e494eceffa560d0389fa
Manifest5f07d2991940918dd365ffd290e923dd7a2b4d9338fa24017dfd6a3ef969519b

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
SignatureUXSLz2BX8zud42Sc4iD3scF7jKkre2q+dY26KJM8/k6mAfppi9hTztMfgX4srqmjgq6TYivr/3h36AaHS8T1Cw==
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

2026-09-17T10:29:34.323792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068430
observed 2ac05fafbb581209e48d35aff94a68a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.305453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068430/manifest.json
observed 5f07d2991940918dd365ffd290e923dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.290031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068430/publication.md
observed b1aedecc867e8bb26b5a4a12d10e6b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:34.272450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068430/publication.txt
observed b87e54ac2bf3f7c301358e6abe6d17bf...
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.