OpenTechnical

OT-2026-000070816

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000070816) never changes.

Identity and time

Publication numberOT-2026-000070816 · never reused
Internal UUID01a0ae91-8c2d-751d-83c2-2fe8577724b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070816
StatusPUBLIC

Content hashes

Canonical textd7c342251aa40976eccd1e8099b71e637ccf2575aa09e4cd2482091bb3994507
Markdownfa96f940258eb3f33b617d278f56180f54dee5f477861ab08e93e629d7ecaa2b
PDF
Publication page79cf3c9afc6d2a9d9e4d2371d0b31ae99273c8222063ec4acd1cab4466a24a76
Manifestfb125e19410224e2c4e8fc4bca3a91be8729e16fb0c728b43586dfb8c65e4fef

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
SignaturejW10Qk99Nx6plQhBlMlvEPvdeuouoOcDbb1c9AJAuXdixBI4gHH3Oc4i9yyjoaP2rVwoBikxO1GY4e9vpppTDw==
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

2026-09-17T10:25:37.553878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070816
observed 79cf3c9afc6d2a9d9e4d2371d0b31ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.535636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070816/manifest.json
observed fb125e19410224e2c4e8fc4bca3a91be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.515523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070816/publication.md
observed fa96f940258eb3f33b617d278f56180f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.498578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070816/publication.txt
observed d7c342251aa40976eccd1e8099b71e63...
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.