OpenTechnical

OT-2026-000060983

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three 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-2026-000060983) never changes.

Identity and time

Publication numberOT-2026-000060983 · never reused
Internal UUID01a0ae8b-12f3-7e28-b082-a62f0490cc4f · 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-2026-000060983
StatusPUBLIC

Content hashes

Canonical textba14a80dc1ba65de38dd342bc13ef3e9ece58a688d0f5b9eddc0bbbf0cc1da8d
Markdown9dcf743b9b1933a7173383bfb2b407fecb6404f4b3c3d453dc9ada884f95d3b2
PDF
Publication page899e829daa212aa0ac413e3e4e8ceca92f49f1646e07a3b55cac415e099b6f33
Manifest40ad21a08aec8f64b0cb4480717c6524753a5e59cdb3e978a7f69a8ceb607ee0

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
SignatureB/0Q4goHNFrInvXUiyDZ5SMfjk5QypqPhq08Gblpv1F6tQAsGopPEwrK/+Y0cyl/esOIjR6BKmPonc3X2IXbDg==
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

2026-09-17T10:42:16.084719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060983
observed 899e829daa212aa0ac413e3e4e8ceca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.068273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060983/manifest.json
observed 40ad21a08aec8f64b0cb4480717c6524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.050477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060983/publication.md
observed 9dcf743b9b1933a7173383bfb2b407fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.031583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060983/publication.txt
observed ba14a80dc1ba65de38dd342bc13ef3e9...
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.