OpenTechnical

OT-2026-000093010

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000093010) never changes.

Identity and time

Publication numberOT-2026-000093010 · never reused
Internal UUID01a0ae9e-090f-7a08-9d6e-89b730ad1eef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093010
StatusPUBLIC

Content hashes

Canonical text0307824605f518dc2da63af9f1781d252cf776b3f59cba140eb7a88f42da7107
Markdownda087f31a8fbb9d71b980c2a919acebf27ef9a198674654fc2c3b1417333fec3
PDF
Publication page684334ef0bbce0ae3eef1136ea0635b49e4f5a0e79f89fe405ea14154a9924ad
Manifest28b7faeb22ff7518fd21aec2ad92ee5a832e1720e8e66d75b3f45873053ed98c

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
SignatureDx7wAc3TExgUynQKCqX3qk2Esx7zPzSLbjDJfjtTbe0cOKrHnPPOQ6Ql868qXf+r8V06geTifWMKPKCo3431Cg==
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

2026-09-17T09:40:13.090097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093010
observed 684334ef0bbce0ae3eef1136ea0635b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.071931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093010/manifest.json
observed 28b7faeb22ff7518fd21aec2ad92ee5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.053493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093010/publication.md
observed da087f31a8fbb9d71b980c2a919acebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.034535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093010/publication.txt
observed 0307824605f518dc2da63af9f1781d25...
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.