OpenTechnical

OT-2026-000051519

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051519) never changes.

Identity and time

Publication numberOT-2026-000051519 · never reused
Internal UUID01a0ae83-7c80-7d8d-816e-1f34400628ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051519
StatusPUBLIC

Content hashes

Canonical textf688eff0aece66d949fdaf7162533ff7d4efcf19104dc24c7b509cf9585af758
Markdowne7fa4c693425a06b041937f3d7c30194dc5c59cf51ef0a69431f346daee9c740
PDF
Publication page9db53db9aa673b393d227f81c584beaad0a7e77bdc9bfb615062a45697f28421
Manifestf326232b1790a0a7f821f05fca8b74861722fa337fde7b74e09c4f88d4871784

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
SignaturetUW1uMfwfE51qskvDDkbED1/F5PQcVjTveZM87b4jTkwLCPbuMps3sNRJwbXty6obDKy2ac/Op4iCsQprzoGAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:20.532581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051519
observed 9db53db9aa673b393d227f81c584beaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.511010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051519/manifest.json
observed f326232b1790a0a7f821f05fca8b7486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.489917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051519/publication.md
observed e7fa4c693425a06b041937f3d7c30194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.471246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051519/publication.txt
observed f688eff0aece66d949fdaf7162533ff7...
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.