OpenTechnical

OT-2026-000009668

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000009668) never changes.

Identity and time

Publication numberOT-2026-000009668 · never reused
Internal UUID01a0ae6b-7563-7847-9323-ef3af3f9ba1b · 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-2026-000009668
StatusPUBLIC

Content hashes

Canonical text45c11d92532f021481ef5dccdd605758b1af7df0aae1ee1d80e6837d1e673121
Markdown29979516e5478ee5f4bf8014c3a6cadbba49782590e9535f302ecba48f1f0c9d
PDF
Publication pageb99d4fe003da26b278487a53f82e690b6ba962d3cfa6290085548d9bcacc64d7
Manifestd5525bf100fd23d4c2af8054d4510357c2c3d84c132e4078ec57b75a1f0c86ef

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
SignaturePZd8voHMEBTOpcXwLif13tJPSMoLyjzWKKzQwe5JCstijy/XUsIepknHNZ1kHzutjSIfC/driqifDc9BV8zaAw==
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

2026-09-17T12:17:08.554503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009668
observed b99d4fe003da26b278487a53f82e690b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.536512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009668/manifest.json
observed d5525bf100fd23d4c2af8054d4510357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.519215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009668/publication.md
observed 29979516e5478ee5f4bf8014c3a6cadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.503793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009668/publication.txt
observed 45c11d92532f021481ef5dccdd605758...
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.