OpenTechnical

OT-2026-000014649

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000014649) never changes.

Identity and time

Publication numberOT-2026-000014649 · never reused
Internal UUID01a0ae6d-d093-75d6-97e6-1dee464bec06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014649
StatusPUBLIC

Content hashes

Canonical text22645bf41a4b078cbd058a7a709bd17613ec11ec4f99f01ce340c77796ff5a9a
Markdownaa11125e2bc1789ddf9edf1c8b57db5911ef29882673e2e9243f08cf8a57d3ec
PDF
Publication pagee325ad247d60ede83d2fb0138a5d2c9d577aaa00153a208c1b465b5c4c6eebf7
Manifestf05775cc32f7dcce2d0f8dcc03d4bef27f7a358e7e10c1fe30074b4b9d157731

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
SignatureiJmR1CgTgqklDaQPQdwaw+iwVZuDjf3Ctbg1JDwt3xZneMp/atdwOZv3lZdwabEQrxV7+4VUdOnTIUT3AXqfAg==
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

2026-09-17T12:06:28.334147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014649
observed e325ad247d60ede83d2fb0138a5d2c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.315112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014649/manifest.json
observed f05775cc32f7dcce2d0f8dcc03d4bef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.296598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014649/publication.md
observed aa11125e2bc1789ddf9edf1c8b57db59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.279822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014649/publication.txt
observed 22645bf41a4b078cbd058a7a709bd176...
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.