OpenTechnical

OT-2026-000071778

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000071778) never changes.

Identity and time

Publication numberOT-2026-000071778 · never reused
Internal UUID01a0ae92-1e91-7c00-b26d-d44551445376 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071778
StatusPUBLIC

Content hashes

Canonical text0975f2e29503b78c61920a11108bb3c8cd00754538001ac564819620512ba066
Markdown3a19374bfdae5477f79b70891a795bdc2e58c52e5d71402a1ce351e19a805731
PDF
Publication page5fd11f8afc63f1ecb5d562d9756ee02728e7d221baee8466a0c4d1130c1c364f
Manifest23b26f76e4d634b063e50abe97e72ad474b020a8137b6b257cc79316858e068f

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
Signature1FPfkQxuEpP/hB5SFOTAskQZO8dc0i3JEdNtDPLLV+N/4CcBu/K3m0XPF7RXzPDjgSFaN/KFQgU8Sry5k6vEAA==
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

2026-09-17T10:23:56.515593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071778
observed 5fd11f8afc63f1ecb5d562d9756ee027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.498731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071778/manifest.json
observed 23b26f76e4d634b063e50abe97e72ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.480870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071778/publication.md
observed 3a19374bfdae5477f79b70891a795bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:56.464400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071778/publication.txt
observed 0975f2e29503b78c61920a11108bb3c8...
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.