OpenTechnical

OT-2026-000088177

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000088177) never changes.

Identity and time

Publication numberOT-2026-000088177 · never reused
Internal UUID01a0ae9b-1aa8-770c-b31f-6e5cb67ed861 · 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-2026-000088177
StatusPUBLIC

Content hashes

Canonical texte83061d4ae3495a1b218075ebaaa3c8488f9acd6f5231d37f76678a361994447
Markdownad8bbc51ca755f11e63ea1a9e76f37eea85de87f4c46824dfaf89c1284a55495
PDF
Publication page4a570c1ee6a60da483e9e56a61bb089eb4f082210dd685195ee8fb857bec316d
Manifest078bcd7c461fb308d71d59d3e8239b52e0ff335a6b12cc6c48dc065dfd071917

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
SignatureEMqlfouK/RLxtEHEnX8gVyN2pRM+eor5qwyeEl9hUHeN0EQ4ne9Bb6LjKx+Lbu29tDbJjlmAXiOcbbyyvX+WDw==
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

2026-09-17T09:50:14.387733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177
observed 4a570c1ee6a60da483e9e56a61bb089e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.370287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/manifest.json
observed 078bcd7c461fb308d71d59d3e8239b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.351984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/publication.md
observed ad8bbc51ca755f11e63ea1a9e76f37ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.331941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/publication.txt
observed e83061d4ae3495a1b218075ebaaa3c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.745558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177
observed 4a570c1ee6a60da483e9e56a61bb089e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.725452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/manifest.json
observed 078bcd7c461fb308d71d59d3e8239b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.704816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/publication.md
observed ad8bbc51ca755f11e63ea1a9e76f37ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.682589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088177/publication.txt
observed e83061d4ae3495a1b218075ebaaa3c84...
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.