OpenTechnical

OT-2026-000006907

Publication integrity record

Vacuum cup gripper, three outlet manifold, two stage ejector, pressure verified, polyurethane cups, flat form

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-2026-000006907) never changes.

Identity and time

Publication numberOT-2026-000006907 · never reused
Internal UUID01a0a96b-e568-72c3-9eb7-30df39079993 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:53:35.723207Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006907
StatusPUBLIC

Content hashes

Canonical text26aab7931cfdab81605cd5fcd5f7ea403453981c870ea215c32fd300786a0932
Markdown68b3c49098b331e8b8ee683b13e317c9c81b61188c92e9f600a8dfd79eb74e31
PDF
Publication pageedb554b609732ffcbc34962d297dd89ab35436d84699a0f63b90ebfa73d037f8
Manifest1c5c9f19142a57c618ea24be490dd0b03b71897fb5f12541aa2450287a8c61e4

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
Signatures7tB8Qs95V+d6L0ykmG3WiEfbbamvI4ewRdCakVMjenw763ZuahbbBOK17HThN8qXHpUobAhMPoD088BjlIbAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:23.377897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006907
observed edb554b609732ffcbc34962d297dd89a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:23.239731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006907/manifest.json
observed 1c5c9f19142a57c618ea24be490dd0b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:23.227777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006907/publication.md
observed 68b3c49098b331e8b8ee683b13e317c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:23.215103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006907/publication.txt
observed 26aab7931cfdab81605cd5fcd5f7ea40...
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.