OpenTechnical

OT-2026-000088124

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000088124) never changes.

Identity and time

Publication numberOT-2026-000088124 · never reused
Internal UUID01a0ae9b-1aa8-79c6-8a3a-183f61b5b2a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088124
StatusPUBLIC

Content hashes

Canonical text074c4e27ba50a1590a4c5ecf834e493e6e82bef45315c9b18a88a62c20040f1c
Markdown58d102ffa66ca323acc92af87e36de585f7cea85228e35043daaf316f34a8ab9
PDF
Publication page2c2250da0c02b69d79936e05f6ecee862948d4c99c3a358bb3b7868af0114e36
Manifestce7254cfbe4a325d49d674c56c7f7e05a50ebb14327c2a537f796815c8a9c2cd

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
SignatureLWIiRynuv8dzje5isY2pCiV0R0F/ljdm89hdTmgqluEMF1dueGYSUhHjGaVh4ZxFzwQ+1JYoYHobZA1oJ/Z2AQ==
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

2026-09-17T09:50:09.145540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124
observed 2c2250da0c02b69d79936e05f6ecee86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.124076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/manifest.json
observed ce7254cfbe4a325d49d674c56c7f7e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.103673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/publication.md
observed 58d102ffa66ca323acc92af87e36de58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:09.082411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/publication.txt
observed 074c4e27ba50a1590a4c5ecf834e493e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:07.006275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124
observed 2c2250da0c02b69d79936e05f6ecee86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.987208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/manifest.json
observed ce7254cfbe4a325d49d674c56c7f7e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.969617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/publication.md
observed 58d102ffa66ca323acc92af87e36de58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.951371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088124/publication.txt
observed 074c4e27ba50a1590a4c5ecf834e493e...
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.