OpenTechnical

OT-2026-000040295

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line 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-2026-000040295) never changes.

Identity and time

Publication numberOT-2026-000040295 · never reused
Internal UUID01a0ae79-2700-7319-ab83-b0332342e615 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040295
StatusPUBLIC

Content hashes

Canonical texta3dd79ee834a3fe534ecc2e22c4b4643e25454c595544bada28c4a3b3629d64f
Markdownd14d42fbc2d4369609a2026c5a37825904c6f2ca35a6eaf7e66f80c15acbc2a3
PDF
Publication page077142ab5b9bbf68aa5781bc40ac3b5af7b950ac6aa71224a6169245079c3a6d
Manifest4785c148867bc7344e68331e7846f47ddd23174135d9e61def24d1aebbf859cd

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
SignatureHWG3EyhXFyUdCZasBzGYXHfSXhbzlcwdJSBmqKvqkca/Q7cLol/cDURLuGgQDQjT7+51yDOmRd6UXi2uQei4Aw==
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

2026-09-17T11:19:12.061384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040295
observed 077142ab5b9bbf68aa5781bc40ac3b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.043429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040295/manifest.json
observed 4785c148867bc7344e68331e7846f47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.025477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040295/publication.md
observed d14d42fbc2d4369609a2026c5a378259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:12.006802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040295/publication.txt
observed a3dd79ee834a3fe534ecc2e22c4b4643...
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.