OpenTechnical

OT-2026-000036367

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000036367) never changes.

Identity and time

Publication numberOT-2026-000036367 · never reused
Internal UUID01a0ae77-01d0-7627-a7a8-712582bf1200 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036367
StatusPUBLIC

Content hashes

Canonical text8fe123807fd65b694a5e816a1a6daae575c8c188aabe8e33fcb2b56b5f9de36a
Markdownbe833d19e01def4ee9bf12db4e3d4a29c8a8ac3f3f2a32af23f817eeb6151f70
PDF
Publication page5f93060c442d4796fe889a181c609449c04576e508505d261cc183504b2a8554
Manifestc09f8b1b384201590dd35791ba72580cab1b41ce9d236cc12831d41ce26a2c86

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
SignatureycZ6VpNDeAAjrQz8iqZ/HpoOFQScIhcZPyZw0czfG7/FsVu+TarBW9XS/spyQrfsUbf3LKa3klFz3a0giUrLCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:44.570022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036367
observed 5f93060c442d4796fe889a181c609449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.549988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036367/manifest.json
observed c09f8b1b384201590dd35791ba72580c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.532532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036367/publication.md
observed be833d19e01def4ee9bf12db4e3d4a29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.514780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036367/publication.txt
observed 8fe123807fd65b694a5e816a1a6daae5...
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.