OpenTechnical

OT-2026-000078442

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000078442) never changes.

Identity and time

Publication numberOT-2026-000078442 · never reused
Internal UUID01a0ae95-7c28-7ff1-b6d0-a04745f6fce6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078442
StatusPUBLIC

Content hashes

Canonical text40a558230cdd6009a98a74876fbaff4eb8a317c69e16bd3b9a470712fe3a4453
Markdown9c14a5f79da45bc2770ce2b382d45c0a42d96e4766e1480ffd9a322ecce44c30
PDF
Publication page3b3b647eda4616ed48ce9a1ab739a61032ea6f82df827a5332ea3d2d65b8f62c
Manifestdfa39e2d27750ab84fa447ca5b64375738f2bb679bb585498e9ce6bb45130c42

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
SignatureBf/me6XSyqpAJc1SkC9j2dGywpabdC6O6nng+jEzbqOpPFWi7hQONvePRVFX3Z9H/Ia3r0EH7JOguEUNZAv5Bw==
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

2026-09-17T10:06:26.524899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078442
observed 3b3b647eda4616ed48ce9a1ab739a610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.505503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078442/manifest.json
observed dfa39e2d27750ab84fa447ca5b643757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.486384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078442/publication.md
observed 9c14a5f79da45bc2770ce2b382d45c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.467658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078442/publication.txt
observed 40a558230cdd6009a98a74876fbaff4e...
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.