OpenTechnical

OT-2026-000036337

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000036337) never changes.

Identity and time

Publication numberOT-2026-000036337 · never reused
Internal UUID01a0ae77-01d0-7312-8084-7a2882f48762 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036337
StatusPUBLIC

Content hashes

Canonical textcb99b62b2f05e59f65c8c2127464d13b9e0076ee23833ceb46c8a73dff8be90c
Markdown6f6ecbdfbdfdfd3895e644f6215e5f53e23331843c77d5babafec13f0387705b
PDF
Publication page1184a31a16a22bae5c2758b33631c75241e16acfbcc2365d1debc3585dafd9a9
Manifest89522f19196a2317d70d0805b5a0cc4697c6848614340eae8de69dd2d7d9b0c8

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
Signature4MHvK1ag/x0C1J4obDrVmBBTpd8lzfoWuhCd/9QwBJwAhr2oVPPVDqFxmqZ9//Htx38ro68OiaLCksCHtSa1Ag==
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

2026-09-17T11:26:36.934506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036337
observed 1184a31a16a22bae5c2758b33631c752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.917440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036337/manifest.json
observed 89522f19196a2317d70d0805b5a0cc46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.901616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036337/publication.md
observed 6f6ecbdfbdfdfd3895e644f6215e5f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:36.882557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036337/publication.txt
observed cb99b62b2f05e59f65c8c2127464d13b...
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.