OpenTechnical

OT-2026-000068102

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000068102) never changes.

Identity and time

Publication numberOT-2026-000068102 · never reused
Internal UUID01a0ae8f-c4fe-760f-936e-c7f0c7425a5a · 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-2026-000068102
StatusPUBLIC

Content hashes

Canonical text4d1d1946ba53a34a186e5bdbbd13cca5ce7461cf4fc16fc600ffe3de7b09e431
Markdownab3211fe609359a2aee2d66145cf9eca87c43b2a8a4c45158470a9e5cb5ba964
PDF
Publication page8a0fbadb3845b1e4c64562e661655ece1d6aa39509b388f48122ad9789b83dd2
Manifestf257aa64ecb82eaf144ff2b7ece1c8e3096c59df9870cf4eb70c7f30d0de4ee7

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
Signature9kKq3Y8JNDvKUS3F1mjH1MbPBNJoChfAGp4MHGilt+6lUiObK0mvs14NPIR+wtjhm0yLnHO6lVmItP9I8vkaCw==
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

2026-09-17T10:30:42.016216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068102
observed 8a0fbadb3845b1e4c64562e661655ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.994312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068102/manifest.json
observed f257aa64ecb82eaf144ff2b7ece1c8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.973317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068102/publication.md
observed ab3211fe609359a2aee2d66145cf9eca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.955063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068102/publication.txt
observed 4d1d1946ba53a34a186e5bdbbd13cca5...
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.