OpenTechnical

OT-2026-000044929

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000044929) never changes.

Identity and time

Publication numberOT-2026-000044929 · never reused
Internal UUID01a0ae7c-911c-7763-ba0a-7c092af03bc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044929
StatusPUBLIC

Content hashes

Canonical textb3f1753e9d66c8b9b0b47893fc0ae8cbbcce0c89a232ffd302658f824a53b63e
Markdown7716d2f6ac5310b8204cd02911930dcecd1b6a8c7b367f22188d0c53c84b51c4
PDF
Publication page01c4020ac46e3d76d3f1465e0aaba15d1be6534b2b2b4b78cac49ba60a6022bf
Manifestb330d12a3cee0f65fc48b304388437a56b7a574417f91d013f29852baf547516

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
SignaturesL2RIDUDlESRSdWVNwa1ZIym8WNXMtLSO0EShIGze39PT9F09QsKEji6RcauwrQVBAF4hKF1Ej9zjgAfsjgLCg==
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

2026-09-17T11:11:36.198850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044929
observed 01c4020ac46e3d76d3f1465e0aaba15d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.181751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044929/manifest.json
observed b330d12a3cee0f65fc48b304388437a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.163283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044929/publication.md
observed 7716d2f6ac5310b8204cd02911930dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:36.145319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044929/publication.txt
observed b3f1753e9d66c8b9b0b47893fc0ae8cb...
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.