OpenTechnical

OT-2026-000085965

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, sustained 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-2026-000085965) never changes.

Identity and time

Publication numberOT-2026-000085965 · never reused
Internal UUID01a0ae99-e82a-77fe-9d11-abf1ae04d72b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085965
StatusPUBLIC

Content hashes

Canonical text96a60e87971165ab58fcd0e6048a367c2af9e1a41585cd17263303ce515d4282
Markdown381a997a9079b684cf6542a43ff62d63149cf1ee8d37921bd28be4722cdde9d4
PDF
Publication pageb0bdc99fea53c60ce852f9180e5ea9c8b99c1258b463db3d5dae5710b306c2b3
Manifest8c74adfcf47cde705adf29a0ecbfd551f2d24e3dbf84ba7a89571fe35bd5bcd9

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
SignatureRjvfb2+/IRERCnfYTFPTmxhixVNMj+CuUrp4aSb1P7tCZnHu2cebeDB8GRDCNq75w2YYRBnM8Iq9//l2WLiqAA==
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

2026-09-17T09:52:55.936821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085965
observed b0bdc99fea53c60ce852f9180e5ea9c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.918911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085965/manifest.json
observed 8c74adfcf47cde705adf29a0ecbfd551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.902172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085965/publication.md
observed 381a997a9079b684cf6542a43ff62d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:55.883281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085965/publication.txt
observed 96a60e87971165ab58fcd0e6048a367c...
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.