OpenTechnical

OT-2026-000033772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000033772) never changes.

Identity and time

Publication numberOT-2026-000033772 · never reused
Internal UUID01a0ae75-a391-7d96-898f-9716e9af8938 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033772
StatusPUBLIC

Content hashes

Canonical textc45958451c9ad0cf8292c85e26d0e18f4f72d2d552d4c3f86c3e2842d8b627db
Markdownbf5e88d8dbb061d25726240eec520ab4563143d5087351d0eca9d4181ef8c5da
PDF
Publication page8c20d7f96ead7a91f906b38543dec67c9619c9e24e12a56e35cd62a4a4ded693
Manifest3d4b9c199a4fa07bc1baa94cf6ef74d335621be3e859b81884fe4258975e4872

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
SignatureRh3kyRSqMrKKbXneGxq0Xq7FwaYQJMjOhL0tRpSsKSl06ttMPCeq3Z2SceX5pX5x9PMzP3Yhr42PZSjnOUllCw==
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

2026-09-17T11:31:48.404109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033772
observed 8c20d7f96ead7a91f906b38543dec67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.382362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033772/manifest.json
observed 3d4b9c199a4fa07bc1baa94cf6ef74d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.363875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033772/publication.md
observed bf5e88d8dbb061d25726240eec520ab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:48.345796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033772/publication.txt
observed c45958451c9ad0cf8292c85e26d0e18f...
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.