OpenTechnical

OT-2026-000096581

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000096581) never changes.

Identity and time

Publication numberOT-2026-000096581 · never reused
Internal UUID01a0aea0-a4aa-7c08-ad06-c7a253b8af22 · 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-2026-000096581
StatusPUBLIC

Content hashes

Canonical texte2d09cd8e342be03a3b39a07dd62b85f1e9f81cf46e28215ab8e65338be9c359
Markdown894a6e33173b1c1caf739e1363d10026b36479a7d104030accb38eebea7b643a
PDF
Publication page8b0fa4df7e3ed0af016725688bdd56ca09765588c0c6ca52f7de25a8f257a9a7
Manifestfc21d8483b7450c45bf0090ad42ee87359a6fc2bf7d45d4654c267a6d096f303

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
SignatureukoB/Wualz2U7hhHPikpS8ORlhL3BHUvrdCXdhxNCW6bxjXFpyWMqSdMOpX1wKW81npbhFWSXVLHgJxiZ0CZCQ==
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

2026-09-17T09:34:01.421805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096581
observed 8b0fa4df7e3ed0af016725688bdd56ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:01.404290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096581/manifest.json
observed fc21d8483b7450c45bf0090ad42ee873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:01.387170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096581/publication.md
observed 894a6e33173b1c1caf739e1363d10026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:01.369513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096581/publication.txt
observed e2d09cd8e342be03a3b39a07dd62b85f...
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.