OpenTechnical

OT-2026-000061110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000061110) never changes.

Identity and time

Publication numberOT-2026-000061110 · never reused
Internal UUID01a0ae8b-137e-7514-94d9-92c0cdada342 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061110
StatusPUBLIC

Content hashes

Canonical text2fc4967063d9385821e25ab11b49461e38a34484cc5c7d8a9f69228e093676d7
Markdown099652c7477a83df9a5a53c81cfeabbc00973e16f87ec627128995ffebbc2f22
PDF
Publication pagedc40f28bc09c70127759b486c4f0f3327157047ab7902e35c3491043b282affb
Manifest75b56fa88e0286a317c4df73e3fb5ade07427b75e827503c323d5dc5bdb94509

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
Signatureb7SJJH+ALGUZygcdNGKq2w2SyJve8T8paijH9JeUF6rU6l9we6MmpgoyPOYlHByjj3HZSFLjNf/f0RrGzUtWBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:28.920440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061110
observed dc40f28bc09c70127759b486c4f0f332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.901307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061110/manifest.json
observed 75b56fa88e0286a317c4df73e3fb5ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.883383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061110/publication.md
observed 099652c7477a83df9a5a53c81cfeabbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.866926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061110/publication.txt
observed 2fc4967063d9385821e25ab11b49461e...
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.