OpenTechnical

OT-2026-000041911

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000041911) never changes.

Identity and time

Publication numberOT-2026-000041911 · never reused
Internal UUID01a0ae79-e8a6-70df-a791-01be7c401b3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041911
StatusPUBLIC

Content hashes

Canonical textd6b7fd990fe4489877540e9e49008fad119bb2c3a9df99e4e3079fdb6e12f0fb
Markdown9f00f119e212a6896cc07822da5b5fac308c0ff0133a25f8a7a173628d798156
PDF
Publication page4149f1aaef468dce9b8135fff09b3db633930afc281f8495ef37efe59935aefb
Manifest8a9ea90833aa44960c5c156981660d8e40d51acf7792a9798d28885d34d3bda3

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
SignatureQ3r5bC88pnTNmQ4zkMz+x0LwXTrACk30TET9rbx5eR2Y9+1cbwERn/2yAZ5nfHw8x8skG8HJFn7MOXb9748PCw==
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

2026-09-17T11:16:47.656747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041911
observed 4149f1aaef468dce9b8135fff09b3db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.638788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041911/manifest.json
observed 8a9ea90833aa44960c5c156981660d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.621708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041911/publication.md
observed 9f00f119e212a6896cc07822da5b5fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:47.605288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041911/publication.txt
observed d6b7fd990fe4489877540e9e49008fad...
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.