OpenTechnical

OT-2026-000044663

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000044663) never changes.

Identity and time

Publication numberOT-2026-000044663 · never reused
Internal UUID01a0ae7c-39da-7704-ac99-8267c2cb424c · 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-2026-000044663
StatusPUBLIC

Content hashes

Canonical text0be0c28f6c113ae461eade7af3e6a200f0d196192173ab142cd626151982522f
Markdown9815cc5f02c61a8e3c6fd0e3f22e8f8bc541b523330e2c6613b89836ad587bf8
PDF
Publication page9eb2fc95381e52ec6863a2185dc895773389a8f405a1c5392b152b95883902f6
Manifest131f3b3b9030ed9b9dc3e241109809508213e7f18ddd3d950fcd27183d5cdbc7

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
SignatureKT67ZHtAz8rKAr7nto1pGOOMvaQGHiY0p45Ea52dFENvVei5buVEFIsNDp+CZ80bJX0NuWr8cT/R350EfZSnDg==
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

2026-09-17T11:11:54.712579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044663
observed 9eb2fc95381e52ec6863a2185dc89577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.694274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044663/manifest.json
observed 131f3b3b9030ed9b9dc3e24110980950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.676571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044663/publication.md
observed 9815cc5f02c61a8e3c6fd0e3f22e8f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.658589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044663/publication.txt
observed 0be0c28f6c113ae461eade7af3e6a200...
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.