OpenTechnical

OT-2026-000062543

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold 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-2026-000062543) never changes.

Identity and time

Publication numberOT-2026-000062543 · never reused
Internal UUID01a0ae8c-0ac1-710e-a47c-87af5c5db62d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062543
StatusPUBLIC

Content hashes

Canonical textc9174458329bab066157725ece5885e6a6a6fcb72794f18f712dd7a1e64f7392
Markdown754e457d8725e4d80fe07d3315d1feb908a121bb7bf5516d3badebb958f25b4c
PDF
Publication page69e762fc3f0f6890859bbb9db060e5f7f1b92210b395124ca0eec4d6536302c9
Manifestda69485830b5cc2a1397ad20e8c4747861c4fb02638c5e70f6a17e6e8e83d304

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
SignatureJyvZnL85zy41FNtd5UdRSBOtjB/LQYx6AbI/owGhFaJoPz7mYlZtlJbKCi5JUbU7YkdLnd54JtmEPNQk07LDCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:00.512160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062543
observed 69e762fc3f0f6890859bbb9db060e5f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.492580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062543/manifest.json
observed da69485830b5cc2a1397ad20e8c47478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.471993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062543/publication.md
observed 754e457d8725e4d80fe07d3315d1feb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.450262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062543/publication.txt
observed c9174458329bab066157725ece5885e6...
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.