OpenTechnical

OT-2026-000056377

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000056377) never changes.

Identity and time

Publication numberOT-2026-000056377 · never reused
Internal UUID01a0ae87-4bd2-7101-84a4-0432c27ab258 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056377
StatusPUBLIC

Content hashes

Canonical text177c4905bde1a04546a278b04611c8774d464e005d9470918b7e98948f7f112c
Markdown12e0935c50760a61a129f2eb257dcd53ec32322768cf55c9491b588e9928dc3e
PDF
Publication page80d589d3cc6b509b8353789f65908ada0908475f4b2079b5f248cc2d346b2175
Manifest67c5bbf3be3adb5e426c1ef7752909eca39bfd678cba8b71d7494c957ab01674

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
Signaturepv0lMf8iSLvDsEs9c2xQT00TKcJ/XBH26G3suhxvVe/S5dCTUven085hg2yVRKTQZXKBDX1uII0JqXHuyUc9BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:53.933534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056377
observed 80d589d3cc6b509b8353789f65908ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.914617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056377/manifest.json
observed 67c5bbf3be3adb5e426c1ef7752909ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.897671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056377/publication.md
observed 12e0935c50760a61a129f2eb257dcd53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.877603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056377/publication.txt
observed 177c4905bde1a04546a278b04611c877...
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.