OpenTechnical

OT-2026-000016278

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000016278) never changes.

Identity and time

Publication numberOT-2026-000016278 · never reused
Internal UUID01a0ae6e-2d11-7bcd-a441-5afb88135556 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016278
StatusPUBLIC

Content hashes

Canonical textfb65edea58eee7fc24dd8022d2d67ff5b09d48b5d3d5c09e0e5ca8267b39724d
Markdowna7de495b52fdeb703d9f748cd4bc43368261db8f27cc769fe6bc124a4835394b
PDF
Publication page640ae2efa02a1c818fadfc38cb022c815fb95fa5d5629200563530609e21abc3
Manifest69c5ed86faeefd5600ad6c0b8cf13b703228531e9513f970e86473a76480bce8

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
Signature98j2ge+cEB6SHei0qMQrqbwcaCKkaurow/cHFD20phaKuiWOXgG20qLAph50E0lz95VvoSmzrKtlnJI1OzaLDQ==
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

2026-09-17T12:03:45.792995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016278
observed 640ae2efa02a1c818fadfc38cb022c81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.774831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016278/manifest.json
observed 69c5ed86faeefd5600ad6c0b8cf13b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.755339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016278/publication.md
observed a7de495b52fdeb703d9f748cd4bc4336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.737329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016278/publication.txt
observed fb65edea58eee7fc24dd8022d2d67ff5...
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.