OpenTechnical

OT-2026-000098134

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000098134) never changes.

Identity and time

Publication numberOT-2026-000098134 · never reused
Internal UUID01a0aea1-e963-7cdf-9e92-29d8362f12ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098134
StatusPUBLIC

Content hashes

Canonical textee410e6d1eef5ac08745ba7a51e79e2979847ebde6a1331ddd389713dcc8dd48
Markdown488fdcd4d3e80c747fa739513673b14843270525414d996cc672ae08c1d6b58c
PDF
Publication page7f402bc7b980bcf7000cc9cacf3e25422ab0bbd733f438baf0d3836689b9fe49
Manifestbc3096e7b2937ba357cab21f2b0944c965cc8df2d97907762436d13138965f89

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
Signaturebx9qbR+tJKxBE25nhwx84FgEpT6m600noysiKB9LqoPsY7D1HDgkob0BKU3yqqsQrOF4+ZSXGeiO91z3R45fBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:16.752767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098134
observed 7f402bc7b980bcf7000cc9cacf3e2542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.735898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098134/manifest.json
observed bc3096e7b2937ba357cab21f2b0944c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.685940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098134/publication.md
observed 488fdcd4d3e80c747fa739513673b148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:16.632104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098134/publication.txt
observed ee410e6d1eef5ac08745ba7a51e79e29...
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.