OpenTechnical

OT-2026-000064392

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000064392) never changes.

Identity and time

Publication numberOT-2026-000064392 · never reused
Internal UUID01a0ae8d-a461-7298-844e-4919ff9469f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064392
StatusPUBLIC

Content hashes

Canonical text0abd6cdb9cbee2ee2b6d623528426f4ff6e82c467bb28f7ad63dafb3ac85c997
Markdowne989b9ed902c62445ce12b8fe34456b5ac897ea2d41a430efbbc1a27c0d91676
PDF
Publication page3898753a5435525e68be8906ea67dc16a2b9758687c3b5b51f449bc3367056ed
Manifest7aae3da4921988e868c62aba6ad7b60f74fc50ad67d2376badfa911f975d8c27

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
Signaturef3izimOtqSg3cG3uNxtG9PZzgQwVoFjJYlBuDONZD/c9H15oaIsul/VY+omNBnBg18FtRK5QylmaNUC5TNcyCA==
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

2026-09-17T10:36:33.918353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064392
observed 3898753a5435525e68be8906ea67dc16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.899382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064392/manifest.json
observed 7aae3da4921988e868c62aba6ad7b60f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.881252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064392/publication.md
observed e989b9ed902c62445ce12b8fe34456b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:33.863393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064392/publication.txt
observed 0abd6cdb9cbee2ee2b6d623528426f4f...
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.