OpenTechnical

OT-2026-000009522

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000009522) never changes.

Identity and time

Publication numberOT-2026-000009522 · never reused
Internal UUID01a0ae6b-7562-7d3e-a5a0-d4a1ed9e6442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009522
StatusPUBLIC

Content hashes

Canonical textdd9b4c626350fd4dc9d32510e724915fa2955f6e23e7957d29b5250c235e34cf
Markdown056e396570ac25b3047d667dd889c47ffbf1b9c88f80a681dab0561ad9b40d3f
PDF
Publication page9c81a93f8eea5dd1e4715fa82299814e2991077212a3b96c8ff4f88f2fb05723
Manifest2976f80060b2de3673cd80c2c2bc860032bac72b1e6232b2daf96519ef225cd0

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
Signature6qhCu3yX7RmwWLrO4znLHV8S8XXPRV2PyYDhY2Du9bU+FPWqDQX+8T/QgEXGLENqwPGYq6ZmgLU4F614XF7yBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:56.224067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009522
observed 9c81a93f8eea5dd1e4715fa82299814e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.205218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009522/manifest.json
observed 2976f80060b2de3673cd80c2c2bc8600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.187182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009522/publication.md
observed 056e396570ac25b3047d667dd889c47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:56.167714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009522/publication.txt
observed dd9b4c626350fd4dc9d32510e724915f...
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.