OpenTechnical

OT-2026-000045841

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045841) never changes.

Identity and time

Publication numberOT-2026-000045841 · never reused
Internal UUID01a0ae7d-8f05-7520-801d-c9b0d5a403fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045841
StatusPUBLIC

Content hashes

Canonical text0354b6131a55e436eab564ff10005cb389f1b322f182c205dfa2c2b10ae83498
Markdownb934de7f7f9e358ad4515d51f6c503f97810b3d20a0b278dd9b693fec84f29fa
PDF
Publication page0d422ddd25182e649df57b37acbe108f9be94715b83e1da1c715b9fe1e5ecf31
Manifest374078da46037392c1b88d35edaf50486eeac1b6c46dc355f1f2fab14c707d61

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
SignatureI+bQD4cu09ba2a5AMDTTYTTvxWGY+e6PjHuvluNN1iJAH/DDScsHPbeI5rlPjyZxv/oui37/6L/penyIUMGZBg==
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

2026-09-17T11:09:43.220673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045841
observed 0d422ddd25182e649df57b37acbe108f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.199746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045841/manifest.json
observed 374078da46037392c1b88d35edaf5048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.181982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045841/publication.md
observed b934de7f7f9e358ad4515d51f6c503f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.163207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045841/publication.txt
observed 0354b6131a55e436eab564ff10005cb3...
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.