OpenTechnical

OT-2026-000086113

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000086113) never changes.

Identity and time

Publication numberOT-2026-000086113 · never reused
Internal UUID01a0ae99-e82b-7641-9cbf-d9862f1e0950 · 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-2026-000086113
StatusPUBLIC

Content hashes

Canonical texte8eafa5616383bc9b50fd99d368b9654f96e752c5f0d0520d6b54a8ab757d063
Markdown1a4ea1b2b25179b5a9b5cc60c6114faa8ebd064d1b1c1e3536ccfba6768a238d
PDF
Publication pageeae3dbc008506fe8edd7c7c19c259c82ded7b06d63631cd1406f29747c8025c8
Manifestda1bc8e063f26913c01dbe5df2f852f2773ad0a0d9803ad3b49dec4544069b31

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
Signature3b6MyBZgPJKeX5uk6D4sFFy8Cv1YLVythMrLMbQ1oHfBgYc4YM6Jg8uJIvNyk2oTUXRwTvHRaRvsEDmmsxp4BA==
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

2026-09-17T09:53:46.105090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086113
observed eae3dbc008506fe8edd7c7c19c259c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.087229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086113/manifest.json
observed da1bc8e063f26913c01dbe5df2f852f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.069962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086113/publication.md
observed 1a4ea1b2b25179b5a9b5cc60c6114faa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.053090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086113/publication.txt
observed e8eafa5616383bc9b50fd99d368b9654...
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.