OpenTechnical

OT-2026-000016244

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000016244) never changes.

Identity and time

Publication numberOT-2026-000016244 · never reused
Internal UUID01a0ae6e-2d11-7bbd-a001-87086ee34505 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016244
StatusPUBLIC

Content hashes

Canonical texte77a3144988e642ef62dd0ef2ab50e4cb21835ecb212fe3402e3a65a2deb3ad8
Markdown4e02091ca22e8b7c3d4ff2ceac71dbb91bc9bc605ff18a23a1c27a56cb679e5d
PDF
Publication page5d8e083873aa342358cccbfd011871b6f1eb8c47684ec7ffaf11d06d827a7675
Manifest794edf2563472e5838abba142fb1e1786de3b3e61252da478964eccaf5f65181

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
SignatureLFjcYL3+nWs+IHxrfCSo5z5IHYy8AJt+J6QsY0ch8bNtWYErsdFeGqawgtSuBrjoMYaOL0Gt/YiKBDX3akONBw==
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

2026-09-17T12:03:42.922707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016244
observed 5d8e083873aa342358cccbfd011871b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.904702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016244/manifest.json
observed 794edf2563472e5838abba142fb1e178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.885038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016244/publication.md
observed 4e02091ca22e8b7c3d4ff2ceac71dbb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.867252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016244/publication.txt
observed e77a3144988e642ef62dd0ef2ab50e4c...
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.