OpenTechnical

OT-2026-000044591

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000044591) never changes.

Identity and time

Publication numberOT-2026-000044591 · never reused
Internal UUID01a0ae7c-39d9-7a2e-81b3-4ea8a41c4347 · 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-2026-000044591
StatusPUBLIC

Content hashes

Canonical textfcd0bb6a3d7d0da0ee0701c9d74c8f653a658fe23ca31650f7c85487b9030794
Markdown7c843648edfaad2f983c57a7dc7b63302de0e8a0e73f0fbc6622a8677f9e79bf
PDF
Publication page77b01810b64122342dbc8a72d1890dc0e0ae8d9fc8a5c0ab7dd181a597741f5c
Manifestf7cca6b20f2fcd3aef2b5617371d5f3cfc5cbd24c0cd04a0cf9ff648280ee225

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
SignatureCCv3aDsfU6c84G8BaPE6k2vj1cwQTYuaBUTs8FldTIn1skoRgfZxsAjVfH9zj/gNMuyqI0ZP64to2jgwpKTUCQ==
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

2026-09-17T11:11:48.948976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044591
observed 77b01810b64122342dbc8a72d1890dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:48.927665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044591/manifest.json
observed f7cca6b20f2fcd3aef2b5617371d5f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:48.907721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044591/publication.md
observed 7c843648edfaad2f983c57a7dc7b6330...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:48.883671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044591/publication.txt
observed fcd0bb6a3d7d0da0ee0701c9d74c8f65...
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.