OpenTechnical

OT-2026-000026674

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000026674) never changes.

Identity and time

Publication numberOT-2026-000026674 · never reused
Internal UUID01a0ae71-f4aa-7763-920c-6d4bf2a237f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026674
StatusPUBLIC

Content hashes

Canonical text54e8ba3a4bcdefed878fa63809ed6fa512134550b855b428bcbc73e53c4c9010
Markdown1fcd08b90cb4fd11a64ad66484e95ea3cf39f4c26ceb565d6235256c31b1178d
PDF
Publication page9f12c919484c3534d4535433c2c9d4c4834b9d6f5ca521040eab1d7585b3345e
Manifestf2c123a28fb99ce705c65da173af539944890958fa1c2504c277861f70600bf1

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
SignatureR65EzHoU9YCc09FmplRLJGHsIls7Di0XmYQIn5GWUGRtR06Td5PAjIsBn/lYrlRTCavE6+OhPUtGzJ0a5Dq6CA==
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

2026-09-17T11:45:45.539293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026674
observed 9f12c919484c3534d4535433c2c9d4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.523470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026674/manifest.json
observed f2c123a28fb99ce705c65da173af5399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.505443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026674/publication.md
observed 1fcd08b90cb4fd11a64ad66484e95ea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.488082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026674/publication.txt
observed 54e8ba3a4bcdefed878fa63809ed6fa5...
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.