OpenTechnical

OT-2026-000088619

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000088619) never changes.

Identity and time

Publication numberOT-2026-000088619 · never reused
Internal UUID01a0ae9b-8f0f-7c14-b8a3-5ef6565ec51e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088619
StatusPUBLIC

Content hashes

Canonical textd50d2a838d32fea33ee652c9dbae7fed581ea2d3de6a4a19e70fe9dfa173edd4
Markdown77f2fe83662f1c8a158b8afdccde038af4e2fe124a7fbbeeb0141838d9e8d0a6
PDF
Publication pageb8937ea395e0329c4427e073420e47274bf062d183607e380543f11564ca73cb
Manifest59c595380d55e86664382e1b8a278ecd852c895c47d6bf09700d9d6c2f8f9966

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
SignatureSt11ruJKZIJptJ3oDQrcIDhWamY3+YUidocXrYLVxKGkIzkSYcnGPQQvlr04U/1J2Btq1kDG1LMAL3t8ybcUCw==
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

2026-09-17T09:47:49.783168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088619
observed b8937ea395e0329c4427e073420e4727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.764298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088619/manifest.json
observed 59c595380d55e86664382e1b8a278ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.744991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088619/publication.md
observed 77f2fe83662f1c8a158b8afdccde038a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.725945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088619/publication.txt
observed d50d2a838d32fea33ee652c9dbae7fed...
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.