OpenTechnical

OT-2026-000036983

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000036983) never changes.

Identity and time

Publication numberOT-2026-000036983 · never reused
Internal UUID01a0ae77-7740-7c87-a4db-65aa596b9d57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036983
StatusPUBLIC

Content hashes

Canonical text61a23646bbf992c542088e0396aaf0f4c8161e254520e6b92668019e0d2e6539
Markdownff025a2481a340c8977131bd91010fa073b12c13702feb28aaaa8da82ecfb61b
PDF
Publication pagedaf0d506fae1bfd7c0927d8719199ddf5d5e31882c8909d5b3782069076b134b
Manifestbbb2f134966db020e20d3dbe2f28918ae26c240fee03cc553e5f6f79d9321b05

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
Signature1w99BcUA7SrO10l992txMOpbX0xVc3y7CbO8C+l9jIdmmlGANtVEtmMTieaCSG92fGQqmXNV5+BwQoS/lxHVDg==
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

2026-09-17T11:24:38.600718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036983
observed daf0d506fae1bfd7c0927d8719199ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.583064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036983/manifest.json
observed bbb2f134966db020e20d3dbe2f28918a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.563270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036983/publication.md
observed ff025a2481a340c8977131bd91010fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:38.546122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036983/publication.txt
observed 61a23646bbf992c542088e0396aaf0f4...
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.