OpenTechnical

OT-2026-000037857

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000037857) never changes.

Identity and time

Publication numberOT-2026-000037857 · never reused
Internal UUID01a0ae77-f889-7e34-a22a-d626fdf70aba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037857
StatusPUBLIC

Content hashes

Canonical textfe24f8cd1268983a27a52589ce70698265c8ceff7a3022bc6ae3893dbd3e97ab
Markdown3436588178f03849be05b9fc51d2a5e368bd6fbb3be74a7222cf6657b12b36fc
PDF
Publication pageeec5c52f75f1aeab7ce04634cfc90dfd4ab6f8fb6b3e1b07a0d39a1ef1a34474
Manifest7ba6cbf4ab2a79f7826259148d514367c45af3faacf882d1946c49bf53ac5dec

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
SignaturenCbjUuk5K/2E+DYiN/NI1OYDMKQzkB+qb5+6+Cil441Fc4LHBhQU8ZLYKDjcshS/dF4CPpkSBp511ZDDlXB3AA==
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

2026-09-17T11:23:06.966779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037857
observed eec5c52f75f1aeab7ce04634cfc90dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.949917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037857/manifest.json
observed 7ba6cbf4ab2a79f7826259148d514367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.933548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037857/publication.md
observed 3436588178f03849be05b9fc51d2a5e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.916338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037857/publication.txt
observed fe24f8cd1268983a27a52589ce706982...
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.