OpenTechnical

OT-2026-000061735

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000061735) never changes.

Identity and time

Publication numberOT-2026-000061735 · never reused
Internal UUID01a0ae8b-b8aa-7df9-ab39-0cc778b17462 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061735
StatusPUBLIC

Content hashes

Canonical text4c97f20395788bb5681d56c930399073464164fbd8ca5c54136e920c4a6da423
Markdownc6c42249e9bc7a0b34a4e4540db7308b1364809fb4d211e772dd971128a34249
PDF
Publication page8aa83ea147a7dd7e3cbb484ebe5e7baa2197a865fef3bc09ae4f45cfd45273b8
Manifest9734609426ceeb01b9f549a66406a7c3c97157b65c2f3d86edca34f6d221e6a2

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
SignatureMWqN6MCI75qfdqs/PqBrIiriRMd12747HOp7txmDWCvG6Om545utgxTSWOFZ1nSTbM9n8c/j5bfvUnI86mMcCg==
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

2026-09-17T10:40:19.254210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061735
observed 8aa83ea147a7dd7e3cbb484ebe5e7baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.230557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061735/manifest.json
observed 9734609426ceeb01b9f549a66406a7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.209514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061735/publication.md
observed c6c42249e9bc7a0b34a4e4540db7308b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.184218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061735/publication.txt
observed 4c97f20395788bb5681d56c930399073...
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.