OpenTechnical

OT-2026-000009553

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000009553) never changes.

Identity and time

Publication numberOT-2026-000009553 · never reused
Internal UUID01a0ae6b-7563-7ec8-9351-556b942d0102 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009553
StatusPUBLIC

Content hashes

Canonical text8741797e2553ccc26be1c93354c720aff2d4755ab5328376559033f5b31f1a03
Markdowna8d9fbd7405bac742fc5c501773c67749685ffbd30f16e10bff63179d2b52c9b
PDF
Publication paged2ab140edb76e05033a84c83b057658134ebe4da0d5201972dd2d41e1d327bc7
Manifestd7fc96c0e35e2da5249649c441ce17a2986abb860db5e24816d8f55b2efc99d9

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
Signatures1UYkaTff++XwuVDeOPs70HUyb4/RRgLFw5sDCZsbjKZEx/EDwaFn1ux4/FuITyQxkYhk5mzW9enQwqL0sHCCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.868663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009553
observed d2ab140edb76e05033a84c83b0576581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.849658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009553/manifest.json
observed d7fc96c0e35e2da5249649c441ce17a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.830695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009553/publication.md
observed a8d9fbd7405bac742fc5c501773c6774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.810721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009553/publication.txt
observed 8741797e2553ccc26be1c93354c720af...
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.