OpenTechnical

OT-2026-000025756

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000025756) never changes.

Identity and time

Publication numberOT-2026-000025756 · never reused
Internal UUID01a0ae71-a83d-7a81-83be-31612d948f0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025756
StatusPUBLIC

Content hashes

Canonical text819e44a54d392f3f32f8ff2340bc78434b6016d3c67e56ac3cd919ba42fa5b52
Markdownfb137c84739456c9aa3287f925e794abaf4685ec5b2dc5d00fe162209a427a5f
PDF
Publication page0d1fabcc1b4a7fe5697c8974ba03818bbbc028fcd2bf2c487edae9f8a080e3d8
Manifestd5ca2b77ebf4da5058fedf77d00c5ae3f4fedec3fd1809c812428af9a3c6e597

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
SignaturetX/DO/4gEGb7n4K4Cdnu6OJjQLk7I4b37VQOAcjqWdcyDWv7shDNthnXeRHRygu+GHGtmB2zG9Bei3oRzLtyBg==
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

2026-09-17T11:45:56.245307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025756
observed 0d1fabcc1b4a7fe5697c8974ba03818b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.189195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025756/manifest.json
observed d5ca2b77ebf4da5058fedf77d00c5ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.169546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025756/publication.md
observed fb137c84739456c9aa3287f925e794ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.106141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025756/publication.txt
observed 819e44a54d392f3f32f8ff2340bc7843...
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.