OpenTechnical

OT-2026-000013226

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three 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-2026-000013226) never changes.

Identity and time

Publication numberOT-2026-000013226 · never reused
Internal UUID01a0ae6d-6fc9-7289-a18d-86a2b3d19e21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013226
StatusPUBLIC

Content hashes

Canonical text4dedf03470ad19e887c88f56cac349256a2ae93e6a49dbaffc8c995d41dbb9d0
Markdownb670d39fee4a9f6e68013a86e49bc64d5cb6d66927f947abe30c9008b9f2bbd1
PDF
Publication page6f4a9ce240e37c8598ca39ec43fbb3f8db000cc83085a247e846c2881a8010f5
Manifest5a5faabe5756dc40fc713c3d2169b045c8a4e2d8854f965eee7594bc56bf74ec

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
Signatureu3fLxiZh3eRKUAlul0Y6g9w4LhiKF9ASPiusSpZxMhWVdkVERvAufro3gXv+J8cxWJT4F3v851xCUBS4uq85AQ==
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

2026-09-17T12:09:37.292595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013226
observed 6f4a9ce240e37c8598ca39ec43fbb3f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:37.272932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013226/manifest.json
observed 5a5faabe5756dc40fc713c3d2169b045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:37.252115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013226/publication.md
observed b670d39fee4a9f6e68013a86e49bc64d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:37.231558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013226/publication.txt
observed 4dedf03470ad19e887c88f56cac34925...
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.