OpenTechnical

OT-2026-000041061

Publication integrity record

Six cup vacuum gripper, six 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-2026-000041061) never changes.

Identity and time

Publication numberOT-2026-000041061 · never reused
Internal UUID01a0ae79-b141-7b49-9b9a-1a5f4a7d34ff · 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-2026-000041061
StatusPUBLIC

Content hashes

Canonical text1ea2cac2eb332dab8f792c9ddc129d6f1bff1ca880e94555e4f9c4652aca42a6
Markdownf0a1e2879c6d45fe58c106f1eac1098cf0540141dc39daab489b61386d72aceb
PDF
Publication page495a17ef304e2d9750a850976ae4b5cc6b30678a10d6001902a85b448323894b
Manifest908aac281ecd38627e9d6d7c08e2acccf60e1edbda15c7d6ed4077836bc83974

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
SignaturekrtDgDDJx7ycFRrPNY6F2CU0bHe5na4+VtJ/Oz6f4rLtBDfXRgJscl8jrwkCYRMvkYwayjFJPyEi883zVtmdBw==
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

2026-09-17T11:16:58.500543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041061
observed 495a17ef304e2d9750a850976ae4b5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.486664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041061/manifest.json
observed 908aac281ecd38627e9d6d7c08e2accc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.470387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041061/publication.md
observed f0a1e2879c6d45fe58c106f1eac1098c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:58.454623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041061/publication.txt
observed 1ea2cac2eb332dab8f792c9ddc129d6f...
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.