OpenTechnical

OT-2026-000012101

Publication integrity record

Four cup vacuum gripper, 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-2026-000012101) never changes.

Identity and time

Publication numberOT-2026-000012101 · never reused
Internal UUID01a0ae6d-1943-7060-8bc7-b394d4d9ba0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012101
StatusPUBLIC

Content hashes

Canonical textb2f608fc8992389ba277a57f90c1db021f6ea2d2d7f2c09e98df3835426db4fb
Markdown464b7609d9de912fd97367416f39ffe81b69ba85b4e367bc5adeedd17e117e3d
PDF
Publication page835d9da41d7ec07c5bea183385ed56def65f52ad242692563ac64bdb4c8a49fd
Manifest0ed2ac7963a44e1b103a3475e46209d8e6f70a63dcd7132b1fc75e7b190d3990

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
SignatureezzpHzN89pZ51EeetLI/UM3aIyFhVOjr/rxUEwmpcVgl+e+QpYejGj+LL3+gUmKpSK4PTz2avUAAxfwCOa+9DQ==
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

2026-09-17T12:12:59.799371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012101
observed 835d9da41d7ec07c5bea183385ed56de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.778777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012101/manifest.json
observed 0ed2ac7963a44e1b103a3475e46209d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.758719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012101/publication.md
observed 464b7609d9de912fd97367416f39ffe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.738389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012101/publication.txt
observed b2f608fc8992389ba277a57f90c1db02...
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.