OpenTechnical

OT-2026-000017576

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000017576) never changes.

Identity and time

Publication numberOT-2026-000017576 · never reused
Internal UUID01a0ae6e-76ca-79c2-ae39-ba1d9e110bd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017576
StatusPUBLIC

Content hashes

Canonical texta6aee0baed10d95f0a01d85fea13cd2c2e5a4690875d56db8ee14256d8e52356
Markdown6b335ac2afdcc74857d27c467d09e02905fe00d377bf0ba0163aab158b35689a
PDF
Publication page715c47f62098983a3ad23533c46468f58e937c9214e1c89726b34844127f5f47
Manifestb30e9432827f2da5cb3572697a88eb15a729f3f1eefaf75af9e0b8d40e9980d0

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
SignaturefoRVp0XldPz3VxyDPL7YihMUCzG6Ss0eXTlGB/UwZEA2mx+rjfD94T+TY1/2POc1hMgMPYMykc8BvaZriVdQCw==
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

2026-09-17T12:02:44.914772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017576
observed 715c47f62098983a3ad23533c46468f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.897307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017576/manifest.json
observed b30e9432827f2da5cb3572697a88eb15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.878717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017576/publication.md
observed 6b335ac2afdcc74857d27c467d09e029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:44.848651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017576/publication.txt
observed a6aee0baed10d95f0a01d85fea13cd2c...
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.