OpenTechnical

OT-2026-000034422

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034422) never changes.

Identity and time

Publication numberOT-2026-000034422 · never reused
Internal UUID01a0ae75-df0f-7904-8063-32ab8012ed41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034422
StatusPUBLIC

Content hashes

Canonical text8f83dc89c2dd9c868ea13f9fbba69d87777e0b0071c431072d5e1a0cac6b0040
Markdownb4517c6f25abca6df2951431d5703bf495b9ed418c4251601f616da364b9f354
PDF
Publication page17ac1933153a62b8ab58764290c662805f431b73c797afd8590e86dcf0e3a51a
Manifest0ee213b82334e8889daebce3426ad6e50db839e591f0946b0ca491d99925bb3a

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
SignaturerMJNf4Ucahq2WhDCp3chBZo1rfZyraabnIYRvRRoJQLdwTOByyZkGlhzJUa5dCqTeBsCb7JlPzPT2KeGublFCg==
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

2026-09-17T11:31:08.753255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034422
observed 17ac1933153a62b8ab58764290c66280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:08.735492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034422/manifest.json
observed 0ee213b82334e8889daebce3426ad6e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:08.715605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034422/publication.md
observed b4517c6f25abca6df2951431d5703bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:08.699292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034422/publication.txt
observed 8f83dc89c2dd9c868ea13f9fbba69d87...
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.