OpenTechnical

OT-2026-000016029

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000016029) never changes.

Identity and time

Publication numberOT-2026-000016029 · never reused
Internal UUID01a0ae6e-0c4d-7b96-9ab8-4e94978fe8fc · 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-2026-000016029
StatusPUBLIC

Content hashes

Canonical texteec83152ffde97482e4ee749acbb411afdc74f9ad6dc92f14ec8429be6b6c670
Markdown52950df2ecd3354d12953dce850e4b6630c62e12f858c36b36e22e374d894a49
PDF
Publication pagefaea5eb1141241905659b17771f619d97b28dc571d254d96f9178242cb7d671b
Manifest4f432f0fd3c3fa239f628ae7f73beba4d3f4443b57bfe269cf630523e7ee0d69

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
Signaturejpulwx9SKqVwryfeT7tPMLzcYWHM66FqyTbe8SG03F/l90VZ6YA2Jar4WEImobnmpfVBa75T9K7M3JbPKlQHBQ==
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

2026-09-17T12:05:34.694176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016029
observed faea5eb1141241905659b17771f619d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.675028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016029/manifest.json
observed 4f432f0fd3c3fa239f628ae7f73beba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.654248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016029/publication.md
observed 52950df2ecd3354d12953dce850e4b66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.633313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016029/publication.txt
observed eec83152ffde97482e4ee749acbb411a...
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.