OpenTechnical

OT-2026-000046426

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000046426) never changes.

Identity and time

Publication numberOT-2026-000046426 · never reused
Internal UUID01a0ae7e-57dc-7eca-8c87-bb0520f62584 · 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-2026-000046426
StatusPUBLIC

Content hashes

Canonical text147e6e4288da4d7ecfd73c423a9b742e208abe3b6c026c345e69ca3730916dc4
Markdownd9d225be1fed564fc2e23da5bf3b35671c0a21c8db032115489324457187c2bf
PDF
Publication page9ebcdf2a67fe47df7adc045b6c0b8a4b59d90f9aa7aef3af95deee3131863399
Manifest3674a23432ff82981e88fda9b6fbd3b25785ac490ea323c4970da2f98d2e997a

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
SignatureJ9Tc1QUcyjiIiZIPNdYUSXUX5QTIE8e+S3hpe92aB7DZn4KhUvPAWn3lZuGpfeBjDMp0R4VlWCBY8UCQLdNyAg==
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

2026-09-17T11:08:26.471214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046426
observed 9ebcdf2a67fe47df7adc045b6c0b8a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.453613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046426/manifest.json
observed 3674a23432ff82981e88fda9b6fbd3b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.436300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046426/publication.md
observed d9d225be1fed564fc2e23da5bf3b3567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.419072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046426/publication.txt
observed 147e6e4288da4d7ecfd73c423a9b742e...
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.