OpenTechnical

OT-2026-000059800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000059800) never changes.

Identity and time

Publication numberOT-2026-000059800 · never reused
Internal UUID01a0ae89-ec25-7cad-bee5-0286557f201d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059800
StatusPUBLIC

Content hashes

Canonical text60a754c7c9278d33c75dee772ad544ffe99826978f4a1a15f3a4e12ff0b2316e
Markdown1705649931c4477d493af3e93a9b4ead72733441fccb0a314e00a6938326a393
PDF
Publication pagedef0a09d700e87ef30b214254c722e55b67c7fa5809a2779d8fd0a09a2f3971c
Manifest5bf74c9d47d754e34c6dd8c4484e2f90dfe795cee4e8b5d3e16c7495c1c40c80

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
SignatureyqYap4V1Yp9/u3cYiUjlVpQB5JootxjgoAOMYq6Hg9O2TDVrd1buls3BjnMiGRquNSFxpu2uRuWdiFgVZZ6ZCA==
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

2026-09-17T10:44:32.127279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059800
observed def0a09d700e87ef30b214254c722e55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.109883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059800/manifest.json
observed 5bf74c9d47d754e34c6dd8c4484e2f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.091537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059800/publication.md
observed 1705649931c4477d493af3e93a9b4ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.074013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059800/publication.txt
observed 60a754c7c9278d33c75dee772ad544ff...
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.