OpenTechnical

OT-2026-000009241

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000009241) never changes.

Identity and time

Publication numberOT-2026-000009241 · never reused
Internal UUID01a0ae6b-31b9-7ba7-b8bf-39de02675475 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009241
StatusPUBLIC

Content hashes

Canonical textc2f49dfd16ee83f605960362bbd90366f7ff1273af9e42b4cc0a4842713c2d29
Markdown10cf00944231c6de1386b7d2141f12dedd51fd05bd5f2e2a4108b7a540939f54
PDF
Publication page2d51e513aed18b4fcd625913227b8985fca30ee5b7466e1b7824157a02e84bb4
Manifestb6487290e85b1f8eb0a00724c46f2ef3e2471423f151cc1bf0288a077343104d

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
SignatureHiI3qlvfCpS+CLdsVhavULUpxwjMaToQb0N3UwzZHQjPibbEG9H/S/Lvcmb/cNEuRUfYMdgRr8zMQ5O6KrKzDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:58.625504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009241
observed 2d51e513aed18b4fcd625913227b8985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:58.606339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009241/manifest.json
observed b6487290e85b1f8eb0a00724c46f2ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:58.587892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009241/publication.md
observed 10cf00944231c6de1386b7d2141f12de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:58.568375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009241/publication.txt
observed c2f49dfd16ee83f605960362bbd90366...
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.