OpenTechnical

OT-2026-000044762

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000044762) never changes.

Identity and time

Publication numberOT-2026-000044762 · never reused
Internal UUID01a0ae7c-911a-73c3-8310-68e6fea3573e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044762
StatusPUBLIC

Content hashes

Canonical text93dbcd2d95bffd99046ac70d4d56786c3565edfb97e7cdc3c318a9812cb68ea0
Markdown95857fc314fd5ea4b98698aa09f8ea91317039c0d3c08d2386030fd5be35cba1
PDF
Publication page5296ec9a7d2580d3b9a2307a5f7bef051c7b0baaf047dc3f6c91bb2c0b6ee0c9
Manifestd0a6d4cf3d087098a4f5cd8663dc74ecfa2d7517aec3a0b7bc188e1219227044

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
SignaturevKF9gR4DuxvaWlB+f73LiR8j7RM3lYDKEZ4e/cGKyIzYLjUcUm+HupLhe6RT6AkdXuUgXg6x4mAu55nUMC3GDw==
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

2026-09-17T11:11:22.953385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044762
observed 5296ec9a7d2580d3b9a2307a5f7bef05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.935003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044762/manifest.json
observed d0a6d4cf3d087098a4f5cd8663dc74ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.916374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044762/publication.md
observed 95857fc314fd5ea4b98698aa09f8ea91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.899041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044762/publication.txt
observed 93dbcd2d95bffd99046ac70d4d56786c...
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.