OpenTechnical

OT-2026-000061699

Publication integrity record

Foam pad 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-2026-000061699) never changes.

Identity and time

Publication numberOT-2026-000061699 · never reused
Internal UUID01a0ae8b-b8aa-7e36-816c-e8d3f0f8ad5e · 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-2026-000061699
StatusPUBLIC

Content hashes

Canonical texte8c053267553f801d6e2e63483ec58db04121bdd1f480ea28812b606dc237dcb
Markdown71d2b8e450fde0b0d9dd4883eeab3919b471975a82836d80296bd56556633a17
PDF
Publication pageb5153047cd0e586ce9004eb0f3671ee99a993bb5cf52d122d575309710005537
Manifestbe422ac5a1121c1955b9d63fe8ac2b4bb00feeb43cb73d4cbeb4ced26bd37b90

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
Signature8t5rEOOc0zsFIRv5fPz1+Ef7W5ui81WOm8gRc/FYT34B78Km2fzr8dFs8JABpP8LEU/BKrpds/ni9kwD8IkdAA==
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

2026-09-17T10:40:15.899714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061699
observed b5153047cd0e586ce9004eb0f3671ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.877728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061699/manifest.json
observed be422ac5a1121c1955b9d63fe8ac2b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.856650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061699/publication.md
observed 71d2b8e450fde0b0d9dd4883eeab3919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.834618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061699/publication.txt
observed e8c053267553f801d6e2e63483ec58db...
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.