OpenTechnical

OT-2026-000068966

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000068966) never changes.

Identity and time

Publication numberOT-2026-000068966 · never reused
Internal UUID01a0ae90-6dcd-7756-bf62-8354d5f0a156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068966
StatusPUBLIC

Content hashes

Canonical text6e4fcfe1f77fc5df21951cac52bf3fb23e4acf6725d378cf97de920a16b10f9b
Markdown696e9a97cd7d05b6973d3643d6f4f1a8506a64349dff4e92b768b7661401ec0a
PDF
Publication page71faeaddb18c6c21aef4dcad0294cdb6427e7a96601489472c0616ef2e0ec5d6
Manifestfc396b9de67b873d8ef4bb3687c69360bc18ae147468cde0ac048db8c01054c1

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
SignatureHCVd3tcbO13SPnLhcEz5PZZvkjCsIcNzI2Gbq/Jiv7+M6+KMK3Z4fGQarEWrA+SHM9YL/MScB28l3c8TMIKRAg==
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

2026-09-17T10:28:48.289764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068966
observed 71faeaddb18c6c21aef4dcad0294cdb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.274202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068966/manifest.json
observed fc396b9de67b873d8ef4bb3687c69360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.259637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068966/publication.md
observed 696e9a97cd7d05b6973d3643d6f4f1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.242807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068966/publication.txt
observed 6e4fcfe1f77fc5df21951cac52bf3fb2...
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.