OpenTechnical

OT-2026-000017529

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017529) never changes.

Identity and time

Publication numberOT-2026-000017529 · never reused
Internal UUID01a0ae6e-76ca-7a40-9fdd-314d5c1e6d58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017529
StatusPUBLIC

Content hashes

Canonical textf070a03feaf79356d6c3122325ea6dbc213ed9d4440584e1b21d3399e1cbe831
Markdown89abcd1f8c174189bc9e6516b0459ead95156b5ae35984698c1f648e8303139b
PDF
Publication pageeac29b513df6b783fc1a3236ee95354207568b4a41a513a46e6a6d80a3de27d7
Manifest51d829a894c3b37c09e6b02f50bb3068dc763b592e37d5f2c61320500dd742d8

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
SignatureBYdvby61VIbz+Bj2VM+DeMmtj+TzpW+SAZviOL5He1NV+/reczyFXOb6R2X228QwPuoxWKYlekrXH9NvPfMRCQ==
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

2026-09-17T12:02:41.359754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017529
observed eac29b513df6b783fc1a3236ee953542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.342977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017529/manifest.json
observed 51d829a894c3b37c09e6b02f50bb3068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.325247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017529/publication.md
observed 89abcd1f8c174189bc9e6516b0459ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:41.307379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017529/publication.txt
observed f070a03feaf79356d6c3122325ea6dbc...
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.