OpenTechnical

OT-2026-000006332

Publication integrity record

Porous face vacuum gripper, six outlet manifold, ejector fed, pressure verified, open cell

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-2026-000006332) never changes.

Identity and time

Publication numberOT-2026-000006332 · never reused
Internal UUID01a0a957-5184-7818-990c-d0e73b2396e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:07.143163Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006332
StatusPUBLIC

Content hashes

Canonical textb33217f29c99236af4a3721981e71ae77ddec38b0c6cdc2568c7594dd0203a32
Markdownee05cb087dbe00a4a59e10e6196f9e13932948856018025500ebe2549eec84e9
PDF
Publication pagef419d7343dfe7931eb5b96e334672ea1ac50387b9ae1aec33e7b3373093783ed
Manifestdbc72778e6d99afa8ec6ab65752e5b7f7300b50e3de0c8f50bf3fb4abcd181df

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
Signaturee8THJDBqFzLCvnfx/DmtautbSXJATDhZKtFw7OWysyHMEuC5oFTcXO/T6Hq69sQUXOGlww2bKlox2ocD2bhNCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:30.247598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006332
observed f419d7343dfe7931eb5b96e334672ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.232713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006332/manifest.json
observed dbc72778e6d99afa8ec6ab65752e5b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.219659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006332/publication.md
observed ee05cb087dbe00a4a59e10e6196f9e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.204386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006332/publication.txt
observed b33217f29c99236af4a3721981e71ae7...
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.