OpenTechnical

OT-2026-000100677

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100677) never changes.

Identity and time

Publication numberOT-2026-000100677 · never reused
Internal UUID01a0aea3-66f3-7090-bd65-811751c3a7c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100677
StatusPUBLIC

Content hashes

Canonical text1a7c414ce55827236f20272956b15aedc483e8a5cf3e716e2877fff6ca3ab5b8
Markdownb56adf16d9f85f931a87e4393628d26eb89d9e8d7da63a8e50fdd3e50b33cd91
PDF
Publication pagede379a9066668bd0856570ebfdaf46fad22ac8b46de0901b00cda04e81252cb7
Manifestac8199ee6bac16a65dbf0bb3161363034701f85a82762715cff4e33e0c9a5afa

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
Signatuream4oVAvtqEgXFb3i+J2uOkUuzz4qT5Nop7cO504qkHcy5hfGt7/JtX3rQx9HWYEm/WBIfwThAU20dIB5zLOJAg==
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

2026-09-17T09:27:29.493398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100677
observed de379a9066668bd0856570ebfdaf46fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.476697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100677/manifest.json
observed ac8199ee6bac16a65dbf0bb316136303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.457934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100677/publication.md
observed b56adf16d9f85f931a87e4393628d26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.439213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100677/publication.txt
observed 1a7c414ce55827236f20272956b15aed...
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.