OpenTechnical

OT-2026-000085525

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained 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-2026-000085525) never changes.

Identity and time

Publication numberOT-2026-000085525 · never reused
Internal UUID01a0ae99-aaac-783b-b8d5-4b7f356b35c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085525
StatusPUBLIC

Content hashes

Canonical text318125ca25b57c8ea76458f35edafacd473ce26ada7cec8c68affa1635abb445
Markdown9ae10f1cf99f016c170f5196e21529e6bcfb33cba38f0a8f8a986d5836dcaeb1
PDF
Publication page47d113c171007d04257acc92ad3a36d0d09304a3e2649139c1d1e1aaf2297656
Manifest94f481d4e4920f6d64199edcb6cca2e438c24677c98c5d4078bc65d9cc5c53a9

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
SignaturelyUtNBKbH+2PfGtqUL1FvwKGhNze8Sch/cPLy/cKaQfWCxjHaZ1aqry2ezK061kh5LQlNRAiZEYvJJNjU77SCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:20.452800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085525
observed 47d113c171007d04257acc92ad3a36d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.434602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085525/manifest.json
observed 94f481d4e4920f6d64199edcb6cca2e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.417311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085525/publication.md
observed 9ae10f1cf99f016c170f5196e21529e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:20.401147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085525/publication.txt
observed 318125ca25b57c8ea76458f35edafacd...
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.