OpenTechnical

OT-2026-000011226

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, vented after 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-2026-000011226) never changes.

Identity and time

Publication numberOT-2026-000011226 · never reused
Internal UUID01a0ae6c-5410-7ecb-8c70-0c58ffcf449b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011226
StatusPUBLIC

Content hashes

Canonical textec139a8bbd074f19b7ffe6f429596145d0f22ca49c220ad914e7c60f39208b9e
Markdown492142275d1101363cda0908eaec0c85596c06008a33616d53a643d58930d425
PDF
Publication pagef3d349a307b8b25b77156a2ff023b25e1789c898b2382a82504eca7f4d5a4fa0
Manifest9e29549cb666a9bc4e880a2e824d7d2474a77b22db89e145d76f3885d7776e0b

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
SignatureNp6FYmJo0754uQ/B6o59E/6jX5oLSjh+9HATpnVyxQGSM3dNnkkb64sQbyT3aSaIxbxyHudc0s31Z275qdqJCA==
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

2026-09-17T12:14:11.081603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011226
observed f3d349a307b8b25b77156a2ff023b25e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.061572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011226/manifest.json
observed 9e29549cb666a9bc4e880a2e824d7d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.037973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011226/publication.md
observed 492142275d1101363cda0908eaec0c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:11.017460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011226/publication.txt
observed ec139a8bbd074f19b7ffe6f429596145...
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.