OpenTechnical

OT-2026-000040417

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000040417) never changes.

Identity and time

Publication numberOT-2026-000040417 · never reused
Internal UUID01a0ae79-2701-7d5b-af0c-31af1244f2e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040417
StatusPUBLIC

Content hashes

Canonical textaefb97488891f22095e56965c3d31b0aa0994b173d3a1527505d6beb7bf84687
Markdown12daea39c34791ff54ad7dad9bf3d4cd4456e1fcebbb6b889a6908261d412fdf
PDF
Publication pagef204d1a39e2e7c9224ee2ad57d600833fc25f6514b459725fb6c7a9e0c6ca53e
Manifest3b015385a0bf23fe7940ea664ecd5dc8e466216b6d8f271bf542cf043c43aab4

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
SignatureR7IRfecDZs5i0rwcYqC5ZJnPj5GCkM9jYIG8wP+3VO25V7CWiUWFlqW/KhqiLBAhUgvTrYiFiYCtKGnz1jgVAw==
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

2026-09-17T11:19:27.344604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040417
observed f204d1a39e2e7c9224ee2ad57d600833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.326457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040417/manifest.json
observed 3b015385a0bf23fe7940ea664ecd5dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.308532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040417/publication.md
observed 12daea39c34791ff54ad7dad9bf3d4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.290532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040417/publication.txt
observed aefb97488891f22095e56965c3d31b0a...
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.