OpenTechnical

OT-2026-000098433

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098433) never changes.

Identity and time

Publication numberOT-2026-000098433 · never reused
Internal UUID01a0aea1-e965-7a72-b10a-d99c5acab61b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098433
StatusPUBLIC

Content hashes

Canonical text085b2936eeb9f768e668cf47bb049233d677cca354efbd9ede15b5accdca0a33
Markdownf5430cdd4e21f6ed7ec249f2628d1ec85f972378d96c69986c0b5b580f0c1b2a
PDF
Publication pagee94acf7095046d66633fec5e4486074d67e15e21903a449f49fc1ace28cad678
Manifest18678595be844707b0032471449fed7eac07894545614bc153e7a48df37638f9

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
SignaturekRLhUVgMO6P6nsSsAon0iVIdr6GchWucAvsFsSnfuUWo5TkSXNLhdh3LF0dpiM7aHydt/AAaf0D4FRI/xLLqCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:17.308124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098433
observed e94acf7095046d66633fec5e4486074d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.292013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098433/manifest.json
observed 18678595be844707b0032471449fed7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.274443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098433/publication.md
observed f5430cdd4e21f6ed7ec249f2628d1ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.257935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098433/publication.txt
observed 085b2936eeb9f768e668cf47bb049233...
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.