OpenTechnical

OT-2026-000058335

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058335) never changes.

Identity and time

Publication numberOT-2026-000058335 · never reused
Internal UUID01a0ae88-f398-7a03-9bfe-99541e5c7527 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058335
StatusPUBLIC

Content hashes

Canonical text0a05a7558110513301a86d7820a72d29aabb5d48e7fb8c34aaad82f7918778b3
Markdownc7fe57a9e0d019bb555766727aae6ccbb1a4d50d22e0a663b187a20bca061cfe
PDF
Publication page3fbeb6f929b7d8bf8919125b4f1697c0c698be2bb0b01c45e7b7c680c8aa6836
Manifest1a22db284561e4ec13c771d025743f2a23a80368525d0bfa59302e989d22b122

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
SignatureYoLTDbWmTqU//lD1PYIX+03LCZM5qI0CI0l8s3WZzqCYlqaJmH4Rks/YnQwgzkhNxqdpPaaV8YXK70boenriCg==
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

2026-09-17T10:46:44.766264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058335
observed 3fbeb6f929b7d8bf8919125b4f1697c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.750419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058335/manifest.json
observed 1a22db284561e4ec13c771d025743f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.734522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058335/publication.md
observed c7fe57a9e0d019bb555766727aae6ccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.716737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058335/publication.txt
observed 0a05a7558110513301a86d7820a72d29...
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.