OpenTechnical

OT-2026-000017103

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000017103) never changes.

Identity and time

Publication numberOT-2026-000017103 · never reused
Internal UUID01a0ae6e-591b-78dd-9512-db6c38f2744a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017103
StatusPUBLIC

Content hashes

Canonical text51af5c98dfddb4e40102f0e29e6f1312dd51b186dd6340305d65fbd2061dd0ee
Markdownebb76a81823bc678fb2b41720744667a999074e42b7993460c4ed76ff7bc42cd
PDF
Publication page616a7947712bde82eeccf8a5e748e6b714a669412fd02ad1a0c81a5e4f94faa0
Manifest3fb0584edc59d38aed8a83d6abffe7a8e3e391e5b70ef60efac71c31cc9d6164

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
SignatureWlfAJ7E377h3B9gEoAccs9BKXxOs0vcHI7bRCzYlNMMTyztpVi5kHImlmprs7OwbWA4TRf9cVQkYW+/Iifc7Bw==
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

2026-09-17T12:03:31.680477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017103
observed 616a7947712bde82eeccf8a5e748e6b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.662686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017103/manifest.json
observed 3fb0584edc59d38aed8a83d6abffe7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.645346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017103/publication.md
observed ebb76a81823bc678fb2b41720744667a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:31.627625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017103/publication.txt
observed 51af5c98dfddb4e40102f0e29e6f1312...
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.