OpenTechnical

OT-2026-000075529

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000075529) never changes.

Identity and time

Publication numberOT-2026-000075529 · never reused
Internal UUID01a0ae93-f202-7258-a2f3-790ce80718cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075529
StatusPUBLIC

Content hashes

Canonical text691ee55b7bd16e9f4ed3778f6ceb24fec093ca3124892ad555c925cc2a973673
Markdownfcd760dc66544ac3cb7a231c0f38bd52d2fed5c0f35d59a9b147546e072464e7
PDF
Publication page6a2f2c007b87908a842c69b06045a7b5c64d8753638b99e567fa1ecfb34b32b7
Manifest08bd54841bce0f02d0739863f71d0dd14bb3b9b22c39a90d754f868dbf0b7b7f

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
SignatureXgzdBBua9UkIOQSRPrIaq9IFke+t2lgW1zquO6tln5hEGMaf4YJUwmRELYNYrIC5/xGylPycW+vhIQFaJNHwAA==
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

2026-09-17T10:18:00.565545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075529
observed 6a2f2c007b87908a842c69b06045a7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:00.545763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075529/manifest.json
observed 08bd54841bce0f02d0739863f71d0dd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:00.527986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075529/publication.md
observed fcd760dc66544ac3cb7a231c0f38bd52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:00.509824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075529/publication.txt
observed 691ee55b7bd16e9f4ed3778f6ceb24fe...
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.