OpenTechnical

OT-2026-000013510

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000013510) never changes.

Identity and time

Publication numberOT-2026-000013510 · never reused
Internal UUID01a0ae6d-6fcb-77b6-8a3a-3e3162da1423 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013510
StatusPUBLIC

Content hashes

Canonical text7164df253a1eb52f9856bc4e103db1f4956b8cfa81b97cf76d6906ef0db0f68e
Markdown5f29ec33d9dd4ac2693257224a7c82e16345003965ae9c162eafdb572cad96dd
PDF
Publication pagecb99b92a7481093fb60a294262c3da78010491495a0c20eb623c27201c1eb27c
Manifest91f91204c2eb82511aec8d88e65617a7d025d50775db815eca04588cc916ae1c

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
SignatureIe0cWezxJPPI/jlQmeBEErjuzJCaGlcUjPuxKLyJp2Z8InGS058jRwYjQKJIaJ7/vNvUpXshzld065Au5hWUBA==
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

2026-09-17T12:10:01.349547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013510
observed cb99b92a7481093fb60a294262c3da78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:01.331116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013510/manifest.json
observed 91f91204c2eb82511aec8d88e65617a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:01.313765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013510/publication.md
observed 5f29ec33d9dd4ac2693257224a7c82e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:01.294254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013510/publication.txt
observed 7164df253a1eb52f9856bc4e103db1f4...
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.