OpenTechnical

OT-2026-000044586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000044586) never changes.

Identity and time

Publication numberOT-2026-000044586 · never reused
Internal UUID01a0ae7c-39d9-7f91-ad78-8583fd9973fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044586
StatusPUBLIC

Content hashes

Canonical textdd9c7e472cfaa19d9a0f11b8d4a81f336b1edcff5dbaa73e7c7ea91800339891
Markdown8f6bd56538d5bc2ac596141a6cb246a44ee088174f9341c9e176403a8396936c
PDF
Publication page7a5636cd2f643d00c3c40899bd13924cf7a4e82a1f6c1cfa616becb93fd303c9
Manifest1a8717679fee7c395b2cdf911600d3e8cfe4d062f43643dfd9206af24e27883a

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
SignaturegKtGZl2DORIbTRr4DdCdMWYNNcE110a0bWlysFvMoAkfU0E75kDzD3Z3CPhas7QWj2JdLGG7ecEl6VZDvDpNCA==
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

2026-09-17T11:11:47.195220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044586
observed 7a5636cd2f643d00c3c40899bd13924c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:47.174610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044586/manifest.json
observed 1a8717679fee7c395b2cdf911600d3e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:47.156806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044586/publication.md
observed 8f6bd56538d5bc2ac596141a6cb246a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:47.138255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044586/publication.txt
observed dd9c7e472cfaa19d9a0f11b8d4a81f33...
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.