OpenTechnical

OT-2026-000041266

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000041266) never changes.

Identity and time

Publication numberOT-2026-000041266 · never reused
Internal UUID01a0ae79-b143-7334-9545-48a030cb8a26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041266
StatusPUBLIC

Content hashes

Canonical textfcaf63d17722519d6e4cf7f6f1d9c0b20a3bba53e476f673049b7e61d74a00d2
Markdown8eeecab45db0a522d992118e9457d233bf2070934ea3c47af5900ca6821e9754
PDF
Publication pagee7e60a4b65ee3421be4029a8389dae5b8c4b32e576c01dfc330b4f3b38ff1c09
Manifest87a3cecfb031d343b84146f12cc39ee633ee3fbc771bfe86a827178f06682439

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
SignaturehvUFrjjyaD9l5q4nGf5tuhX243ipnRzBlhpGhzglqqObx7k7pje2FvZbOfsn0d2VIIsdoAYYgtj34ugoNb8YDg==
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

2026-09-17T11:17:14.400210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041266
observed e7e60a4b65ee3421be4029a8389dae5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.383030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041266/manifest.json
observed 87a3cecfb031d343b84146f12cc39ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.363153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041266/publication.md
observed 8eeecab45db0a522d992118e9457d233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.344825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041266/publication.txt
observed fcaf63d17722519d6e4cf7f6f1d9c0b2...
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.