OpenTechnical

OT-2026-000061067

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000061067) never changes.

Identity and time

Publication numberOT-2026-000061067 · never reused
Internal UUID01a0ae8b-137d-7ba7-abbe-4f3166ad1f2d · 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-2026-000061067
StatusPUBLIC

Content hashes

Canonical text1cfb83594ed236f91db66bc376c53e27777d7f2365d3f289d589b45aea28a47b
Markdown303988e29442e551b47ac68fb80b0e69ba6d74738f8150498fc81a5a8c4af061
PDF
Publication pagefbfbd294f5dbad8b979f8038bf1a31ee81752d5ba4f75602d854988f7f04b34c
Manifestd54cda81ccae13e184dfd9be00bd201fab25c28367e54b0302e6cc88aaded0a7

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
Signature8HNkPeB42AvCDsqExgLOM6Gzyswa2ZXOz8FXse3QhPtAchMB8Cid8daAbJsTfRlb3k69gf7smTao6QljDdr+Bw==
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

2026-09-17T10:42:25.572173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061067
observed fbfbd294f5dbad8b979f8038bf1a31ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.552626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061067/manifest.json
observed d54cda81ccae13e184dfd9be00bd201f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.533893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061067/publication.md
observed 303988e29442e551b47ac68fb80b0e69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:25.514520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061067/publication.txt
observed 1cfb83594ed236f91db66bc376c53e27...
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.