OpenTechnical

OT-2026-000067996

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000067996) never changes.

Identity and time

Publication numberOT-2026-000067996 · never reused
Internal UUID01a0ae8f-c4fd-79a2-96fb-fdb1f341e4f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067996
StatusPUBLIC

Content hashes

Canonical text594d1a04fc3e9c70ba4cfe52ca3a1907642da701d498eab4a34357340f6fcb09
Markdownb1952b6c435c181e3a5bdd030175a27560e1fa5288242bceda1ee8923773859d
PDF
Publication page99cd787eb7fc173e37a3b881ca4c76fa897df9530a94c26dcbe1ef36017a64fb
Manifestd5e4bb09e10fcd200a5173ee6ef7d27b1d7d646732df86cd4ce67aac3fcc4db6

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
Signatureoak/iJM7vhA+bQBjp4vL8PiF1tKLKe4Kl3PXYzZSjEmi8qxPTgLK68mtXuQYMeBbuopruBfoIxp/++F15O+4CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:32.906700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067996
observed 99cd787eb7fc173e37a3b881ca4c76fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.887331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067996/manifest.json
observed d5e4bb09e10fcd200a5173ee6ef7d27b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.868596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067996/publication.md
observed b1952b6c435c181e3a5bdd030175a275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.851115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067996/publication.txt
observed 594d1a04fc3e9c70ba4cfe52ca3a1907...
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.