OpenTechnical

OT-2026-000040602

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040602) never changes.

Identity and time

Publication numberOT-2026-000040602 · never reused
Internal UUID01a0ae79-6d0e-7339-abce-ba511f19ded3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040602
StatusPUBLIC

Content hashes

Canonical text8de2c3064ed75e2553001aa0bc4ffc94f9e2e21dd5825c3be5a593f258081728
Markdowncd8bbbe0b86e111ee9a0a5013c514da790dbc7c5a07c21cf90aae7a51674dfed
PDF
Publication page2fa0d954cd05c6cbb0c5d5761040416577badb27900cb3b290ccbe139500aae0
Manifest307c19c5eb0a802267884cd89b9bcc445cdb1637facfeeafcad63c22e66e993b

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
SignaturerPxH3s2wWYvejbPAyLnJ3Rs0Qq5+p3YO/laIPgWwL0JBWXrZZZDsMFJGrBfw/06Fva+yWlR+qCNuKNXlQLBxBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:46.544663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040602
observed 2fa0d954cd05c6cbb0c5d57610404165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.526339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040602/manifest.json
observed 307c19c5eb0a802267884cd89b9bcc44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.509661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040602/publication.md
observed cd8bbbe0b86e111ee9a0a5013c514da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.490388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040602/publication.txt
observed 8de2c3064ed75e2553001aa0bc4ffc94...
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.