OpenTechnical

OT-2026-000059309

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000059309) never changes.

Identity and time

Publication numberOT-2026-000059309 · never reused
Internal UUID01a0ae89-8614-773a-9bf6-e67c16da8614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059309
StatusPUBLIC

Content hashes

Canonical textbc5290f4c5b848ce15a79c5369ef62735606a767fc234cfe2add767fc039b491
Markdown1d81527ab08336e0a44e4406de232b181ffe7883bcd7c31077cf1a1735251053
PDF
Publication page5224a20047912819fb25d4bb1e79f1c981de57ebf4ec0b0b0beef93bf0d3d528
Manifest19e01631ac549978e0ed44ffb3787c1b39914e1a363e0521ae978f1afe2afe26

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
Signature5KOZpX+8x2WnA8tMifBw0EzTu/vg9j5QRcdQIy0jjzpXev1bVGZ+oljBq91DuG95OYcmhuKDWI/VN8+VETmiCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:57.797813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059309
observed 5224a20047912819fb25d4bb1e79f1c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.778725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059309/manifest.json
observed 19e01631ac549978e0ed44ffb3787c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.759657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059309/publication.md
observed 1d81527ab08336e0a44e4406de232b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.741699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059309/publication.txt
observed bc5290f4c5b848ce15a79c5369ef6273...
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.