OpenTechnical

OT-2026-000096521

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000096521) never changes.

Identity and time

Publication numberOT-2026-000096521 · never reused
Internal UUID01a0aea0-a4aa-7fe6-9952-9faddbaf32df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096521
StatusPUBLIC

Content hashes

Canonical textd5c7a407de5f53a525c518852bfb67bc4bc9d51c87b490031f77f9e81d8d30ed
Markdown7a7c35f06c68a7c7de2a194f5307d1992e0152e7e480513810a0386f13b066df
PDF
Publication page85287b9be781f905e43f554733bc067824d77b431e1e9b7faa0415b90187a0a7
Manifestd82f545675b1450563573a66a91f538aa9e871b7925fbcf2f1cbed085c6e6676

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
SignaturetE1ZGZLfgYljUx9OVIZ4ZCx/8uMerNlAxMTdCNbh4FmY9G+v1cII7z+jW6tjGQi1phvsTuXx7RyXgseIjqUgDA==
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

2026-09-17T09:33:56.279996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096521
observed 85287b9be781f905e43f554733bc0678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:56.261097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096521/manifest.json
observed d82f545675b1450563573a66a91f538a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:56.242585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096521/publication.md
observed 7a7c35f06c68a7c7de2a194f5307d199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:56.223257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096521/publication.txt
observed d5c7a407de5f53a525c518852bfb67bc...
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.