OpenTechnical

OT-2026-000034563

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, supply line 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-2026-000034563) never changes.

Identity and time

Publication numberOT-2026-000034563 · never reused
Internal UUID01a0ae76-1ed0-786a-ba7f-02932fa5f8f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034563
StatusPUBLIC

Content hashes

Canonical textbc6c2a6c7eef28ee63ad23dd9f833c0da03accef6f4e1e69063d8a0f355f5617
Markdown8e1293b9790c459fac226de7e8893f5a43f550e24d974412bf77e0f4c2dc7b57
PDF
Publication page4d8ae5156db6bbd87c3082a36f4d60554e9368dc71c5c690f91b527f252e42d3
Manifestd670ecc9e69bf9e03185dbf16335860b1d6ee5e5cc7fb727393872a87613a6be

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
SignatureF8RpLs5NdK/LVNnYsxKCE4qRTttM1iVj0IICugC7l8rUCQ68MVmym90H/k85llTA7IcQPh7Q7AqxxqSu+bvFDg==
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

2026-09-17T11:28:55.723096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034563
observed 4d8ae5156db6bbd87c3082a36f4d6055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.705634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034563/manifest.json
observed d670ecc9e69bf9e03185dbf16335860b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.684328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034563/publication.md
observed 8e1293b9790c459fac226de7e8893f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.664246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034563/publication.txt
observed bc6c2a6c7eef28ee63ad23dd9f833c0d...
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.