OpenTechnical

OT-2026-000044444

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000044444) never changes.

Identity and time

Publication numberOT-2026-000044444 · never reused
Internal UUID01a0ae7c-39d7-7e2e-826a-79c0d75d26f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044444
StatusPUBLIC

Content hashes

Canonical text1a85a821bec8153886ebd08311653f44158b457b9d970ea103b196c51bdd0c5b
Markdown50b61fe8ce5d7a802bb56b8bf9ae988f0421f61f2cdc4dd0d4c6c30062ae3f20
PDF
Publication pageec507692e383c0b05f961f08a109ff849550f88c29538cca2231606706aa49e7
Manifest1734559b336bd46f9efd5b38c297c5d713eb6c7fd025404c466aeb1954d46d78

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
Signaturew+FgyWwxlpebNIRnJsgkafRxWHj9M0SqF2DOjSF/RaKrYa//qUw+o6tw0nxRoD6XdMcml5BtOXbkBlHQ8Jx6CA==
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

2026-09-17T08:30:47.537105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044444
observed ec507692e383c0b05f961f08a109ff84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:47.320625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044444/manifest.json
observed 1734559b336bd46f9efd5b38c297c5d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:47.303895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044444/publication.md
observed 50b61fe8ce5d7a802bb56b8bf9ae988f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:47.286427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044444/publication.txt
observed 1a85a821bec8153886ebd08311653f44...
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.