OpenTechnical

OT-2026-000014140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000014140) never changes.

Identity and time

Publication numberOT-2026-000014140 · never reused
Internal UUID01a0ae6d-b278-76ba-9854-9e1dcd981aad · 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-2026-000014140
StatusPUBLIC

Content hashes

Canonical text48fca2359d74c5e28a806204f2545c8e78b0584f2b6a6e901bdecc2975de6a10
Markdown5bfc475f419e83470bb47416360d6cda91c5c43f161db1201de09149e0fb13b1
PDF
Publication page8d80772d487b77584669ee891b392b1207ce67ecd621bee56c8e80d11b08c7bb
Manifest8357239643b1e386910b8bbcad8f79ac08c5e7205d61d4fce055dfda0ca47cf4

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
SignaturevJNCCHHFCoebl5tE5Vv425OYe0Ww2L4veQkdnbfdn4TdRuXO3t/ZqHaOAl1MMfpE0kPmWCq/3FEPTFwc/OHIBA==
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

2026-09-17T12:07:13.059022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014140
observed 8d80772d487b77584669ee891b392b12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.040136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014140/manifest.json
observed 8357239643b1e386910b8bbcad8f79ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.019772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014140/publication.md
observed 5bfc475f419e83470bb47416360d6cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:12.998791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014140/publication.txt
observed 48fca2359d74c5e28a806204f2545c8e...
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.