OpenTechnical

OT-2026-000007062

Publication integrity record

Vacuum cup gripper, two 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-2026-000007062) never changes.

Identity and time

Publication numberOT-2026-000007062 · never reused
Internal UUID01a0a971-4265-7b47-a378-573639af5308 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:59:27.207930Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007062
StatusPUBLIC

Content hashes

Canonical texta50a7ecb200cf21766c82f6581b9361fa1b5438e0527dcba54a3a160f796ab77
Markdowncb329cce4feb163ec9b82514ff989cd636682eee5f184f51379971bb94046cde
PDF
Publication page1403cc8078a36def1715a1b10b933820ede353ddeaf07613087c88e3be5a63cd
Manifest9332db0b112769cca85ba51ce56cb9781398f01065ff42bb24bb3b27afbf3812

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
SignatureVhEH6K3BdV62SrHaRu5x5Ljo6uVecZ2u2k5jDZ/wV/ZbixDsUcK2DhimR5OVno2GQwIPX0v3CHuLfK0sz5TzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:06.185581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007062
observed 1403cc8078a36def1715a1b10b933820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.172510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007062/manifest.json
observed 9332db0b112769cca85ba51ce56cb978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.160369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007062/publication.md
observed cb329cce4feb163ec9b82514ff989cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:06.139513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007062/publication.txt
observed a50a7ecb200cf21766c82f6581b9361f...
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.