OpenTechnical

OT-2026-000014000

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000014000) never changes.

Identity and time

Publication numberOT-2026-000014000 · never reused
Internal UUID01a0ae6d-8dea-775e-ab9e-1922c300f280 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014000
StatusPUBLIC

Content hashes

Canonical text36b611b7359a6e49a996dcd6f37fca002642ee5e9e56aa6597a9cefd94e3a4e9
Markdown20d5f22be9cadba7dbe052b1748cbffae7e1602de32d58b8a86571d9f1191371
PDF
Publication pagea6dacfacf0580ff6e691abea091c5b48467bede161584c8dd80ce50ac645a79a
Manifest45b08be6e3892172f58711d3ecbd881d2cf899eb7e599e593276560cbec07923

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
SignatureulBdCJttnguFWVnsyNAP4cAlmNdcMNiR5HpIzecN7/gWJgaZBXdk2VrFshoE6yUT9SJHBeZR4YJLk123BCJLCw==
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

2026-09-17T12:09:13.308047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014000
observed a6dacfacf0580ff6e691abea091c5b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.289130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014000/manifest.json
observed 45b08be6e3892172f58711d3ecbd881d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.270467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014000/publication.md
observed 20d5f22be9cadba7dbe052b1748cbffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.251044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014000/publication.txt
observed 36b611b7359a6e49a996dcd6f37fca00...
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.