OpenTechnical

OT-2026-000037569

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000037569) never changes.

Identity and time

Publication numberOT-2026-000037569 · never reused
Internal UUID01a0ae77-b8cf-7a55-b268-1a15fe700ccf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037569
StatusPUBLIC

Content hashes

Canonical text82f8dc56a410617cd1481e6c288c9fdf625a3cb8990db90ca2c71a39d8e22b0c
Markdown0ee9ca0d503bddc43ce72e98391b07a1325fcdc55ad11cfa4f5052a6086847ba
PDF
Publication page7bfb3020271d31509880869b85b6f58af124dec2b9c77ffc00c1b65c32c725e7
Manifest579619919296c517f68d97d6ad1e7bfcc185270f8c880da953733b3921218dc7

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
SignatureJQN4FcLaigCpm2fM9ZRzOJ0iAa3OWA5PnpGRdRToQi3ByA5Ja4FbDi9/9YUneZb/msA2Cnq0QkpzPyabnYfTCQ==
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

2026-09-17T11:24:06.870519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037569
observed 7bfb3020271d31509880869b85b6f58a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.851804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037569/manifest.json
observed 579619919296c517f68d97d6ad1e7bfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.834420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037569/publication.md
observed 0ee9ca0d503bddc43ce72e98391b07a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.817647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037569/publication.txt
observed 82f8dc56a410617cd1481e6c288c9fdf...
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.