OpenTechnical

OT-2026-000046645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046645) never changes.

Identity and time

Publication numberOT-2026-000046645 · never reused
Internal UUID01a0ae7e-57de-7d2c-8b9c-d17deeafdea9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046645
StatusPUBLIC

Content hashes

Canonical text25edbc33626f470992ac5525f58e541c73ea0cc455c850cd2b9b2f86364ea558
Markdown77bf14ed198c4a8d477a0d88b7af483846c8c933666e2f84acbe1de4125ef314
PDF
Publication page678c7744ae223dfbd779a930df87526e3e8cd324b44714118ad48fc47763c90f
Manifest12de31384d630adac84c464a22a5057551129a6f4af8b8803cae02dfe201b160

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
Signaturezpf0YwhofOleQ/aa8Cj+qJoAYUMuhpJD4LDsqQdttRNzv1HBHMWzTPb7kcLx1nlUIW5TfvYZeGhsSoKHL8kRDQ==
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

2026-09-17T11:08:44.171388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046645
observed 678c7744ae223dfbd779a930df87526e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.154430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046645/manifest.json
observed 12de31384d630adac84c464a22a50575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.135668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046645/publication.md
observed 77bf14ed198c4a8d477a0d88b7af4838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.116086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046645/publication.txt
observed 25edbc33626f470992ac5525f58e541c...
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.