OpenTechnical

OT-2026-000085072

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained 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-2026-000085072) never changes.

Identity and time

Publication numberOT-2026-000085072 · never reused
Internal UUID01a0ae99-43b8-77b9-8d40-8256bdb757ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085072
StatusPUBLIC

Content hashes

Canonical text258b8362d9f482b709a0c2f76b978514e58a4fd0e20a82654d5fbc24ac446d63
Markdownede10c24524deb35b0f0446d43652e4160fe2adb696a5cb811896c9188a02abb
PDF
Publication page71ba7703cec013776016c63dbe6e35633f62a88588b84a22c71979768e1886b4
Manifest606375a1b2542d7cafc4ae281e46b90ab42e735448ce8af7ebf8f6aaa776cf4c

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
Signature/lBSTY17Y7OjybAXo3l1M6RdnNoscIXKK3qOim3liEQ4/NMFRq8MBWi0xlt8p3WMsPyZTKGisZn5G1osvtF8DA==
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

2026-09-17T09:55:05.840472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085072
observed 71ba7703cec013776016c63dbe6e3563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.821162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085072/manifest.json
observed 606375a1b2542d7cafc4ae281e46b90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.804347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085072/publication.md
observed ede10c24524deb35b0f0446d43652e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:05.786217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085072/publication.txt
observed 258b8362d9f482b709a0c2f76b978514...
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.