OpenTechnical

OT-2026-000040923

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000040923) never changes.

Identity and time

Publication numberOT-2026-000040923 · never reused
Internal UUID01a0ae79-6d10-7daf-ab20-d10a7f6b27f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040923
StatusPUBLIC

Content hashes

Canonical textc7a40d6863ed9df17dcb03ae52f2a71fea75341fd9bebfbb0f90b5b92a117606
Markdown8fbdd5c6d946848e9915d44f41fa7043e0a7c965f2369e72dc13a67b2eb454d5
PDF
Publication pagead3f711c72617254a109a596dafede6bf4fa346d0cabf3ed433bdae4ad9cdcc7
Manifest182379bff38153719b5ae4a4d582018566dd93d9f059ffe3468f26a3aa264656

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
SignatureTOBSDTGE6487JArG/2+qYO6FfWg3eqrxXkDCRA2RHbdWW8wALEOeEdqX3NUykvJh9peZB4KvUYlxR/wfjImLCA==
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

2026-09-17T11:20:18.917572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923
observed ad3f711c72617254a109a596dafede6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.897585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/manifest.json
observed 182379bff38153719b5ae4a4d5820185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.877448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/publication.md
observed 8fbdd5c6d946848e9915d44f41fa7043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.858468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/publication.txt
observed c7a40d6863ed9df17dcb03ae52f2a71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.881757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923
observed ad3f711c72617254a109a596dafede6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.864365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/manifest.json
observed 182379bff38153719b5ae4a4d5820185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.845746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/publication.md
observed 8fbdd5c6d946848e9915d44f41fa7043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.827855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040923/publication.txt
observed c7a40d6863ed9df17dcb03ae52f2a71f...
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.