OpenTechnical

OT-2026-000093055

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093055) never changes.

Identity and time

Publication numberOT-2026-000093055 · never reused
Internal UUID01a0ae9e-0910-726f-9ed5-ca41f5eb7bc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093055
StatusPUBLIC

Content hashes

Canonical textaf307c6f5baeb1bbe3a5301e7a1a5b8d0a795bc69cd074bb12379234af1ef378
Markdown6934434a4cd3531ec7f0d5b8542d36010143c4151d02763230fdf9d2b6eaeb54
PDF
Publication page2a4f1e876fae552f7184d4970487217b767f8aaa1eabc16dcebe8fc9f9d83abe
Manifestef1fd3ad716fd4fa91459b84a086339d96239d0a9814cda576fdce314571750e

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
SignatureY7EoAULQNc6+B7d+tgG+k0dRFK6tC2+a0QbipIG7/WJXwUPxlFzCsCApbPAFbpbkwpgCWu/hLLtSjTcU/x7XBA==
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

2026-09-17T09:40:17.949654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093055
observed 2a4f1e876fae552f7184d4970487217b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.932014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093055/manifest.json
observed ef1fd3ad716fd4fa91459b84a086339d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.914559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093055/publication.md
observed 6934434a4cd3531ec7f0d5b8542d3601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.897464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093055/publication.txt
observed af307c6f5baeb1bbe3a5301e7a1a5b8d...
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.