OpenTechnical

OT-2026-000088150

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000088150) never changes.

Identity and time

Publication numberOT-2026-000088150 · never reused
Internal UUID01a0ae9b-1aa8-75b7-981a-7282e7790b0b · 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-2026-000088150
StatusPUBLIC

Content hashes

Canonical text6741b2668b1b1acd484d5985ad2589fd6d68d60b6f7e49c813aabf13b80538b6
Markdownbb89ad8c2a921fabe9590491c6159b332aea66eb5f845df352530ad76aa2408a
PDF
Publication page138f40aafaa066c96102e8b34868778d15058b16e797e910b8bda371fff6c347
Manifestcb8eb06cf201201cdb14c010a0ffe522a74c8eb2f9382fd9a4396807ca3b2e14

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
SignatureR8F3hE6lJddPXWIqLqGoqWrkji1CmwgOjzL52J2ZGO4bmzeICNoGEUGCOYBw3P+iUCugmf+VNFnr1EvAzEG4Aw==
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

2026-09-17T09:50:11.235304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150
observed 138f40aafaa066c96102e8b34868778d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.218402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/manifest.json
observed cb8eb06cf201201cdb14c010a0ffe522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.200857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/publication.md
observed bb89ad8c2a921fabe9590491c6159b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.185270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/publication.txt
observed 6741b2668b1b1acd484d5985ad2589fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.593524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150
observed 138f40aafaa066c96102e8b34868778d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.576379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/manifest.json
observed cb8eb06cf201201cdb14c010a0ffe522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.556775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/publication.md
observed bb89ad8c2a921fabe9590491c6159b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:10.538588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088150/publication.txt
observed 6741b2668b1b1acd484d5985ad2589fd...
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.