OpenTechnical

OT-2026-000092763

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000092763) never changes.

Identity and time

Publication numberOT-2026-000092763 · never reused
Internal UUID01a0ae9d-b600-7c97-b9fa-678e8063db93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092763
StatusPUBLIC

Content hashes

Canonical text9570880071e6f1273a019be731b202b70a8eadc638fab648a5d56e2f4e25ec95
Markdownb7a838d36403fc2e1556b43ef84377c43d0dad743f73d601076bcbeb22236535
PDF
Publication page8a6db3f9f0b7e913233e39b57395db76722405d6ca0e822d1376d579db30dfb6
Manifest65cdbe97a8983a5485867d5dbc69429fe7f6115c608dab88879a0cd67a566034

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
SignatureddTquthy3LeXuLMayrg3wlAX2Q+euy7Ij+bPRgJ8sakAnhGvMjn9+cjTRNiEJLbbwTB1O2f/N6PkjU+2enn/Dw==
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

2026-09-17T09:41:23.702592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092763
observed 8a6db3f9f0b7e913233e39b57395db76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.683005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092763/manifest.json
observed 65cdbe97a8983a5485867d5dbc69429f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.652549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092763/publication.md
observed b7a838d36403fc2e1556b43ef84377c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.625009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092763/publication.txt
observed 9570880071e6f1273a019be731b202b7...
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.