OpenTechnical

OT-2026-000035612

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000035612) never changes.

Identity and time

Publication numberOT-2026-000035612 · never reused
Internal UUID01a0ae76-b4c6-7c63-96d2-9c2557a89dc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035612
StatusPUBLIC

Content hashes

Canonical texta29c9f439960b5f265c20291ed4820a60f20d4035a3c28aa6178f4061181cab4
Markdownb25ec0c0bd8ea2e6467f32d6b44a40700343ea50bc70b475ff3303fc42c5157f
PDF
Publication page58678a2ef946d779b9eff66bda65bf6aa007284193bc3f008c1204ccd3ac683a
Manifestfc972aad554f7fd62b5ac14641f1b49072b081deeafa3b196449f17b05d1f618

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
SignatureuyWh8ik1zPV9Sox3BaUwXNxG92E4o8AIOE5U8Wm7V9LyQh2gPLCffwOfM3Auyl7dlwrEoNcIZHVgkl1KtXjlCQ==
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

2026-09-17T11:27:08.949806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035612
observed 58678a2ef946d779b9eff66bda65bf6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.931839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035612/manifest.json
observed fc972aad554f7fd62b5ac14641f1b490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.913996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035612/publication.md
observed b25ec0c0bd8ea2e6467f32d6b44a4070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:08.894674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035612/publication.txt
observed a29c9f439960b5f265c20291ed4820a6...
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.