OpenTechnical

OT-2026-000088932

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000088932) never changes.

Identity and time

Publication numberOT-2026-000088932 · never reused
Internal UUID01a0ae9b-8f11-7c62-941c-76a289e562c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088932
StatusPUBLIC

Content hashes

Canonical text28196ed25c106c13a033b7e316904a28047abbff6cd7cd101592f019b5e1cc1c
Markdown7cb51a3e291e560c91a008639a6ce7fc727a52583bf3f9b7bced3bae54727a62
PDF
Publication pagea4517683f47115ac26ef66e4531e726d92973c73a218b31d40658b1c760a517c
Manifest3981d6160998b380591a6a66b961eb286a2327bb5e473ca5f57f1c9d59b55bbf

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
SignatureJllaSLq+z71SJn5eio7YYmVeRMUEKv3/Glo9ReBwt89w1lDhj2dRRnHRL4p84juhmXfKysYVX/r9RImdj7XdCQ==
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

2026-09-17T09:48:20.459440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088932
observed a4517683f47115ac26ef66e4531e726d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.441977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088932/manifest.json
observed 3981d6160998b380591a6a66b961eb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.424377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088932/publication.md
observed 7cb51a3e291e560c91a008639a6ce7fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:20.407155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088932/publication.txt
observed 28196ed25c106c13a033b7e316904a28...
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.