OpenTechnical

OT-2026-000035404

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000035404) never changes.

Identity and time

Publication numberOT-2026-000035404 · never reused
Internal UUID01a0ae76-6a20-7a64-81a1-7c17b2c132ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035404
StatusPUBLIC

Content hashes

Canonical textd1e2baf4e933c11341f8bfaa0ee2566ac71f37e965fc4f047f6e5ad293066508
Markdownfc0711818b18c7de20e2f27605fc178e1b83a0afcad24fd33061af9b2d54ed07
PDF
Publication page15827e4a48a2d3fafe7f66b5e64392dd19b520d343bf33a0b62ac22dd0121195
Manifestc868c496cda879320f9a2e30f2ba1e7fd9e1974a9f32c9d104924759620220da

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
SignaturezatBX6iajyaNf60kfuYwg5rTmcAV2uTnZVsYOt16Y56LeAfkyqKrwTmjuGo1gbdJw8P/tBZL46BbZs4wgAOOBw==
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

2026-09-17T11:28:42.367157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035404
observed 15827e4a48a2d3fafe7f66b5e64392dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.348603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035404/manifest.json
observed c868c496cda879320f9a2e30f2ba1e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.330001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035404/publication.md
observed fc0711818b18c7de20e2f27605fc178e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.308971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035404/publication.txt
observed d1e2baf4e933c11341f8bfaa0ee2566a...
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.