OpenTechnical

OT-2026-000083710

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000083710) never changes.

Identity and time

Publication numberOT-2026-000083710 · never reused
Internal UUID01a0ae98-0417-7e70-8af1-784f9a864f4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083710
StatusPUBLIC

Content hashes

Canonical text3e749c255aedbe1b14f448783deddb4ef080aaf0983fdd3eba6f0a30face7177
Markdown4b0019ecc0ba177ac57dcc77a6445014bdd5528fe71360d929f71f5d437729e7
PDF
Publication page4498906392d81d1ab632e13799f1ae59c94a0de94e30bc6f1d9e0018b591b9c1
Manifest778a7c15503b9e9f40ad4f01d59849dff8e84d0e956d996bde67823baf61e952

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
SignatureRRlYModUM8tomI9asKHOaS6lNDRmljSD5xru1e0UTwysZpJ/8rd61CUDwQieo24Q9ZmQkpFyQzYNOBYuQnPSCA==
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

2026-09-17T09:57:20.405008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083710
observed 4498906392d81d1ab632e13799f1ae59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.388432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083710/manifest.json
observed 778a7c15503b9e9f40ad4f01d59849df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.371740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083710/publication.md
observed 4b0019ecc0ba177ac57dcc77a6445014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.355874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083710/publication.txt
observed 3e749c255aedbe1b14f448783deddb4e...
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.