OpenTechnical

OT-2026-000079065

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000079065) never changes.

Identity and time

Publication numberOT-2026-000079065 · never reused
Internal UUID01a0ae95-ccbf-79ad-ad60-eb10d0b2a1b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079065
StatusPUBLIC

Content hashes

Canonical text3ee55f82a49e961b405a54643a7619c97b8b68d839465db7e7d1edea9e9d1498
Markdownce80bbcb9e33ea56e593e19c2e652cf3118f797a95eb53f8a8f8ab288071d830
PDF
Publication page3e33a0aacd252c0e6cd91d5138f67c1bc241e2f534852aade4c9e13b887bd7b9
Manifest62a57a3be32c2ad388b8477bdec95ac81022f4de9640426820f5b3122a9cb5bf

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
Signature80maIGUhgEaRZZSCczkEaJvjqU50KMy9KpUx5o7ABeK41bMuTJQ5G/vyscnIEGtLrf+Kjx0DQrj4v2ublWEkAg==
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

2026-09-17T10:05:54.461999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079065
observed 3e33a0aacd252c0e6cd91d5138f67c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.445341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079065/manifest.json
observed 62a57a3be32c2ad388b8477bdec95ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.427193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079065/publication.md
observed ce80bbcb9e33ea56e593e19c2e652cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:54.410272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079065/publication.txt
observed 3ee55f82a49e961b405a54643a7619c9...
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.