OpenTechnical

OT-2026-000082833

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000082833) never changes.

Identity and time

Publication numberOT-2026-000082833 · never reused
Internal UUID01a0ae97-8cc9-7b4d-91a6-6ba0a20b161a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082833
StatusPUBLIC

Content hashes

Canonical text745c78885476d4c3d53e43e62c945385ab2c257a46fe169930d0262c9ac631e4
Markdown1f873e839d987a14729fa44d6d2dbfab6187d4f0bb434f76aa1fd9b945f34620
PDF
Publication page67459902de4bad3a99134ea0ae3a6c1b762769e161a65833403730f49eb8eec3
Manifestff822015eea88c970a4c5a21832f6882fdb843b8ec654fa0fab6578bdcf5981c

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
Signature7bWHrBfZMlo5QaqW2j6VwN8LAYfFbPr/LofTBuybxD+mY++tYplChXg2XQA6MyQuTqqiDxUqESO2g9P+R0HhCQ==
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

2026-09-17T09:58:30.306348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082833
observed 67459902de4bad3a99134ea0ae3a6c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.287587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082833/manifest.json
observed ff822015eea88c970a4c5a21832f6882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.271434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082833/publication.md
observed 1f873e839d987a14729fa44d6d2dbfab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.253622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082833/publication.txt
observed 745c78885476d4c3d53e43e62c945385...
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.