OpenTechnical

OT-2026-000006898

Publication integrity record

Vacuum cup gripper, per zone isolation, three outlet manifold, plant vacuum fed, polyurethane cups

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-2026-000006898) never changes.

Identity and time

Publication numberOT-2026-000006898 · never reused
Internal UUID01a0a96b-3f39-7a8a-a23a-ac50111d0532 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:52:53.179724Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006898
StatusPUBLIC

Content hashes

Canonical text4611022f75d2d1a11a05db4b1dd0b5b57c6e43cd156f4467d1f168d53bc5a758
Markdown0a6651a2ffc6d313234e69335ef072282a472225f240bbd13b2c4f734d328304
PDF
Publication pagee9a92434cace679293dcc3dd60f959d1c85b35c649b3775a0c1f6d118365e330
Manifesta42be68d735878e28a990ee7d1051e954ed06b0fbc2b66bd5b4258f733e6f7d1

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
SignaturefeUDpsghALEPG1dJTkrfdX0GETiLreONDunp8O9T0Cop7Xgq72cV+YYZjJgy720WfOWRibyALIHrGA3jiANGAg==
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

2026-09-16T09:00:24.228485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006898
observed e9a92434cace679293dcc3dd60f959d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:24.215077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006898/manifest.json
observed a42be68d735878e28a990ee7d1051e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:24.202334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006898/publication.md
observed 0a6651a2ffc6d313234e69335ef07228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:24.190483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006898/publication.txt
observed 4611022f75d2d1a11a05db4b1dd0b5b5...
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.