OpenTechnical

OT-2026-000059124

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000059124) never changes.

Identity and time

Publication numberOT-2026-000059124 · never reused
Internal UUID01a0ae89-8611-7626-ab0e-1b344c1ed837 · 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-2026-000059124
StatusPUBLIC

Content hashes

Canonical textb2b96595e00a2bf2f4e91a15277165226bc135ebf2c7c42974a1eaf8d49d9b5d
Markdownac2949335c88fb1e62188b6b527b1b9dd6f898f524dd18a5e2e9cb2e23d779d4
PDF
Publication page2455cf22e072538aa2c252183319bca6f371295ad5c7e07b061c775fbbfad525
Manifestcfbbbcd2bd800eca71268e11760012cd4c789d3c58a34e849cbf3283c4f2cb5a

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
SignatureJgp7qK3k4qGuXMcnzdPwPdEJ95vfd2otdMAjQ7xET+r1rhyLUmhLgN4TrnzCTzq4DzuYihpp76BOR/P5bA+5Ag==
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

2026-09-17T10:44:50.354078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059124
observed 2455cf22e072538aa2c252183319bca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.336347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059124/manifest.json
observed cfbbbcd2bd800eca71268e11760012cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.297468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059124/publication.md
observed ac2949335c88fb1e62188b6b527b1b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:50.255476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059124/publication.txt
observed b2b96595e00a2bf2f4e91a1527716522...
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.