OpenTechnical

OT-2026-000083704

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000083704) never changes.

Identity and time

Publication numberOT-2026-000083704 · never reused
Internal UUID01a0ae98-0416-7ed0-9d2f-a9ea4ad9ddd9 · 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-2026-000083704
StatusPUBLIC

Content hashes

Canonical text88c32d349f7490708e1e96974fb20389135afd0d3398af9c86008196546b2fe9
Markdown92e8e53dc848d4e47aecdf24cb87fad6d5232be2c14fd221bf4d775453019e89
PDF
Publication paged6bd8e32ac2af68263e768aaaac622ef242fc48bda085590c7467bc2daa2833f
Manifestb36a7c2605777ae6e1525274a98a64104b62b3005a11b402b47de7691b0b1959

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
SignatureewaA0fePWDFZux0lhhggPbN9stXIXRFGo6JmvRO30CahoR/zcCiCgK5XpF5y9UnF76YO1A5NJfau2D1H0c0bDg==
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

2026-09-17T09:57:19.994506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083704
observed d6bd8e32ac2af68263e768aaaac622ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.977671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083704/manifest.json
observed b36a7c2605777ae6e1525274a98a6410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.960980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083704/publication.md
observed 92e8e53dc848d4e47aecdf24cb87fad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.942285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083704/publication.txt
observed 88c32d349f7490708e1e96974fb20389...
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.