OpenTechnical

OT-2026-000093556

Publication integrity record

Three cup vacuum gripper, three zone face, four 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-2026-000093556) never changes.

Identity and time

Publication numberOT-2026-000093556 · never reused
Internal UUID01a0ae9e-508b-7fd4-ae30-fa40132bad6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093556
StatusPUBLIC

Content hashes

Canonical textcbbbd9d885adc5b325661ec23450791453a9ec4d84c800fedf727af685e68930
Markdown86034566148b49fb804ad42bf9d30b7a65ab34d90bd9020ce2080b927ebe66a9
PDF
Publication pagee10509f233eb1f58b8681cdb1931132add7047b9cf13663dfdf98de123130684
Manifest4964bd09b2dd746ccbe56e2b1095f190c8ec86686c33cadfb5cd61a50e913c77

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
SignatureMDVAcfwQ5gRulH6roNn8Nu1W+yZmSPY+Z0vfBAxG1/ZyAiSh8EbcjxGnLP+6ioZE63bygxqLPYf/7dAppnldDQ==
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

2026-09-17T09:40:30.747575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556
observed e10509f233eb1f58b8681cdb1931132a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.730449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/manifest.json
observed 4964bd09b2dd746ccbe56e2b1095f190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.713356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/publication.md
observed 86034566148b49fb804ad42bf9d30b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.687305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/publication.txt
observed cbbbd9d885adc5b325661ec234507914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.998844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556
observed e10509f233eb1f58b8681cdb1931132a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.981467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/manifest.json
observed 4964bd09b2dd746ccbe56e2b1095f190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.961989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/publication.md
observed 86034566148b49fb804ad42bf9d30b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:34.943874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093556/publication.txt
observed cbbbd9d885adc5b325661ec234507914...
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.