OpenTechnical

OT-2026-000014552

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000014552) never changes.

Identity and time

Publication numberOT-2026-000014552 · never reused
Internal UUID01a0ae6d-b27b-7984-bc17-fdc52fb6311a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014552
StatusPUBLIC

Content hashes

Canonical text3169c9d5f9ea7a0c9b5547dfc58c0b0def8ee3007bbcd92490b604271024539f
Markdown7ca625b1daa4b3958477bdfd859ca233117a3e82904e3e017762e9ed83e0c799
PDF
Publication pagec9079906c84fe85707aa0964b950f1aae77aceac25d51bdf60310af6f41ec4f7
Manifestb205c195522f3220a90a2406b7d07d4673e688be133918c60fc175fff6446fa2

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
SignatureNMPhRpB6ZsS9wvBNxXIm4seNQFc8o/s4AM3N7wBgvA8/NMP0R9lVwabgMCCqQus6iRHn8HBM0Ir4MdXqH8hyDA==
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

2026-09-17T12:10:25.547265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552
observed c9079906c84fe85707aa0964b950f1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.524239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/manifest.json
observed b205c195522f3220a90a2406b7d07d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.499688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/publication.md
observed 7ca625b1daa4b3958477bdfd859ca233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.476306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/publication.txt
observed 3169c9d5f9ea7a0c9b5547dfc58c0b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.317541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552
observed c9079906c84fe85707aa0964b950f1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.300103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/manifest.json
observed b205c195522f3220a90a2406b7d07d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.283251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/publication.md
observed 7ca625b1daa4b3958477bdfd859ca233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.266732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014552/publication.txt
observed 3169c9d5f9ea7a0c9b5547dfc58c0b0d...
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.