OpenTechnical

OT-2026-000035699

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000035699) never changes.

Identity and time

Publication numberOT-2026-000035699 · never reused
Internal UUID01a0ae76-b4c7-70f6-abef-ea9a5ff1e7fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035699
StatusPUBLIC

Content hashes

Canonical textf69859c0592b1c5762773435f92b555d63f5b146b278974a2b87ce50ff867d25
Markdownb3e2d2632dfb8b8b859ea3ffe7c0f6f04689bb424f88ad4d42a8b6b2c9518a2e
PDF
Publication pageadbc8c162259e0ca12df76490e373d921a0ac4b7ea6401674763178e506acb09
Manifest8950d794d69af3b269c2acc3a0b70d3273ba31c7fa89a7c117dda35396058bec

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
SignatureWTO/MqG6gFiEGuH/Zw9KWkYbsQSb9DS3JyWkN96PB7soJntTlcBlx1I+gZLWnS7FcfKwzbAVSU/xArmuaCpnDA==
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

2026-09-17T11:27:16.828647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035699
observed adbc8c162259e0ca12df76490e373d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.811678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035699/manifest.json
observed 8950d794d69af3b269c2acc3a0b70d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.793354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035699/publication.md
observed b3e2d2632dfb8b8b859ea3ffe7c0f6f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.776985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035699/publication.txt
observed f69859c0592b1c5762773435f92b555d...
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.