OpenTechnical

OT-2026-000059192

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000059192) never changes.

Identity and time

Publication numberOT-2026-000059192 · never reused
Internal UUID01a0ae89-8613-74bf-8709-8b8d3082e739 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059192
StatusPUBLIC

Content hashes

Canonical text44da4638cc1a692614afa3ea5038bb186180f5ca9c4ae112f31571eaaa5a1c79
Markdownbbee4c1bfbb869a72f10691dcddda0bce72694945afac7b5f3d8f68726ff317a
PDF
Publication page7e466cf006d4960cebd3550b3a1c7ad1b5928d1301ca584a2e5e156834e98d70
Manifestd01070f7ddb5a12ef3b2aa8fe4653256c59f903159bf24fb02a198691301cfca

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
SignatureSbcjJcvr1pK/Xouv3SAr9Z31UHq+p8Dd1VgEJ9SDDGbKKO7T5Ce7PIMCFQTDPZEaO7y4raN6haHVwqKeJoKgAg==
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

2026-09-17T10:45:09.240128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059192
observed 7e466cf006d4960cebd3550b3a1c7ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.222696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059192/manifest.json
observed d01070f7ddb5a12ef3b2aa8fe4653256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.203645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059192/publication.md
observed bbee4c1bfbb869a72f10691dcddda0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.185500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059192/publication.txt
observed 44da4638cc1a692614afa3ea5038bb18...
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.