OpenTechnical

OT-2026-000051506

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000051506) never changes.

Identity and time

Publication numberOT-2026-000051506 · never reused
Internal UUID01a0ae83-7c80-7d86-a649-858ce5055259 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051506
StatusPUBLIC

Content hashes

Canonical textbdaf24abcc2aaf860ef8a184157033229439373f928710d10e6c3e201d08b2cf
Markdownc8c5c58ed7109078445df3d6c07691afc741901e290cfa93995065cc1ae979a5
PDF
Publication page3ed8b7e8cbd6860c1ef8a70a5a2df504fa8ae0438a35c6d40ba0df5f9cf4ae3e
Manifest724bf838e187da29f116c46d66e126995cd2cba4f6a97b9538b651ce176be525

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
Signatures5deVLHkRs1F8CKbQ/gh1DGidmG1D0jq02i39o2KVqGvNWHuduTuVRYzLMtvdNgDrDOhpJJ2G618xVSrZb96Bw==
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

2026-09-17T10:58:19.471063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051506
observed 3ed8b7e8cbd6860c1ef8a70a5a2df504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.453520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051506/manifest.json
observed 724bf838e187da29f116c46d66e12699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.436705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051506/publication.md
observed c8c5c58ed7109078445df3d6c07691af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.419320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051506/publication.txt
observed bdaf24abcc2aaf860ef8a18415703322...
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.