OpenTechnical

OT-2026-000047244

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000047244) never changes.

Identity and time

Publication numberOT-2026-000047244 · never reused
Internal UUID01a0ae7f-3e56-7ef3-8d39-40933bc2c814 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047244
StatusPUBLIC

Content hashes

Canonical text5f9e97dfb92f8f3ad224fa03050b2f096c162cca49754bc329577eb535a58809
Markdowneed04a256b57f3354fedf954225c5f86ea0346a1e7e5f03e120b24d1d7207ac4
PDF
Publication pagee47a84dc4d711c674f0fc04abc99a450bcb07236849b5a0f95cccbbc643e4280
Manifest0f62e188ce30da8d52972550db0b55d5afe1df88553a28f2dc49bed44d2d3ffb

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
SignatureUPwkPDlDnHBXb8bq+I1jYYdpjuzQG7WtvN0dHDQbuCdbhhJhXWaz5nCy2GmV38xDSWDtCgW2tOAHbkvjentVDw==
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

2026-09-17T11:06:12.129790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047244
observed e47a84dc4d711c674f0fc04abc99a450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.112044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047244/manifest.json
observed 0f62e188ce30da8d52972550db0b55d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.092055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047244/publication.md
observed eed04a256b57f3354fedf954225c5f86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:12.073822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047244/publication.txt
observed 5f9e97dfb92f8f3ad224fa03050b2f09...
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.