OpenTechnical

OT-2026-000015699

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000015699) never changes.

Identity and time

Publication numberOT-2026-000015699 · never reused
Internal UUID01a0ae6e-0c4b-7e3f-9fc1-74ea4aa6a06e · 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-2026-000015699
StatusPUBLIC

Content hashes

Canonical text48c0062758ef72e7514caa16dc5006ac588e34e2d52b30f7becba6272214190d
Markdown2f836a04a02556d368e4c3e4e3f83fe2d5e796c9f7262ef2657f997028ee1b5c
PDF
Publication page644042fe2ef75e8de7dce03b00648e3c1a2bba036ae2687430343fdc3682ce58
Manifest815f4bf904ce321dda4dabb37ed36b177ace897e6d8a589b241c4221e27be02f

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
SignatureQgEmlBGTpkFWHPC4zTcRnflfcDp3Di1eQsqCeiRdVnTHQO6Kofr9ucAoaDN0UGFmdC39DNoOXLOmh9q6lUngBQ==
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

2026-09-17T12:04:58.634350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015699
observed 644042fe2ef75e8de7dce03b00648e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.618330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015699/manifest.json
observed 815f4bf904ce321dda4dabb37ed36b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.601848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015699/publication.md
observed 2f836a04a02556d368e4c3e4e3f83fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:58.584109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015699/publication.txt
observed 48c0062758ef72e7514caa16dc5006ac...
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.