OpenTechnical

OT-2026-000019324

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000019324) never changes.

Identity and time

Publication numberOT-2026-000019324 · never reused
Internal UUID01a0ae6e-f392-709c-a294-9b16dc8c0cc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019324
StatusPUBLIC

Content hashes

Canonical text44b89a1b0c24d9acf19184fc788e177602589d3f9d3df9c4093a4d768416e5a0
Markdown97364f1280c807030d38796a0618dab9fcb89d0d011fb9cb7a8170926469c28e
PDF
Publication page689dc99202d45d43e73ea8e399748e4eb2a180ab2dd1178ccf02a5687cdd76ed
Manifest5e4812fb0b25285e559ef3229193ac6132596d88c5ac4d8d8de7d2f84c99d930

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
SignatureUuBMsB10jI1v6Afb0IVoKy4A82x768wT57VB3n4Nx2dx76sdp8bN2rKTuAb+6dfK+xbX8OmaPvUQYvWX5e7mAw==
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

2026-09-17T11:58:41.404400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019324
observed 689dc99202d45d43e73ea8e399748e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.385989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019324/manifest.json
observed 5e4812fb0b25285e559ef3229193ac61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.368025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019324/publication.md
observed 97364f1280c807030d38796a0618dab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.350062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019324/publication.txt
observed 44b89a1b0c24d9acf19184fc788e1776...
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.