OpenTechnical

OT-2026-000046266

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000046266) never changes.

Identity and time

Publication numberOT-2026-000046266 · never reused
Internal UUID01a0ae7e-57ca-7199-9fab-c8793ed60829 · 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-2026-000046266
StatusPUBLIC

Content hashes

Canonical text393708b196098f1c553ab8aaab52ed7686ed43d5f579c4d82c6fbd4a65634aac
Markdown71072492b1b0a13902a8f91b557eb6794558aec57967e764229460f8813058fc
PDF
Publication page71760a236b6ec6f8f0f8302cb995722c07d622d65e23b49f4adb98222fc8b88e
Manifest5346934d2ec0d308ff2a2619f0b8a6429457c4efa7473080fab430e72d4c4e02

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
SignatureXqc99z+mf/MnMk8uNmTYhSGjnfqE33KLsl4/m/++ZeYxtEL5Z+VoSGB5lMB5O/u0u9mNodwc1bARvIGv1AjUDQ==
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

2026-09-17T11:08:07.801453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046266
observed 71760a236b6ec6f8f0f8302cb995722c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.780977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046266/manifest.json
observed 5346934d2ec0d308ff2a2619f0b8a642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.759787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046266/publication.md
observed 71072492b1b0a13902a8f91b557eb679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.740647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046266/publication.txt
observed 393708b196098f1c553ab8aaab52ed76...
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.