OpenTechnical

OT-2026-000015673

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000015673) never changes.

Identity and time

Publication numberOT-2026-000015673 · never reused
Internal UUID01a0ae6e-0c4b-7edf-9016-a71e7ae01ab4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015673
StatusPUBLIC

Content hashes

Canonical texta2a1911b9306473be069e66998f33b23ed40022797df254e33a6687fc9cfd655
Markdown1300da07c7bee264311e6ab9d7edc18979ea7442714e49695c27c4e457d0c370
PDF
Publication page68e50c1e4c422c28fbb440e449b4e4b7c24b26e4285a7c7c76c4672f6b8b206a
Manifesta8d40fec1de6eec981b64bfe06d1495f8eb6c70fd9815884887079c0d80f4c0b

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
SignaturefTYruXgLmri6C3EO6mZMpdZHr23OUEFUcBAmv/x0vLMlUogSg2V20YeqqHF0NjlstUSRvsBgpjo4sVDcDYe8CQ==
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

2026-09-17T12:04:56.476219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015673
observed 68e50c1e4c422c28fbb440e449b4e4b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.452819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015673/manifest.json
observed a8d40fec1de6eec981b64bfe06d1495f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.423276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015673/publication.md
observed 1300da07c7bee264311e6ab9d7edc189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.398754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015673/publication.txt
observed a2a1911b9306473be069e66998f33b23...
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.