OpenTechnical

OT-2026-000098924

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000098924) never changes.

Identity and time

Publication numberOT-2026-000098924 · never reused
Internal UUID01a0aea2-8286-79d1-a756-188d1abf436a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098924
StatusPUBLIC

Content hashes

Canonical texta1ea50fc7142966fef1bde7f7955245371122ce3835f3028341c5a9c6fb31bd2
Markdown8036d295788455ee6d850d110e1c61beb955c2aa95152e8b6d0ca1cd34b7ce3d
PDF
Publication pagebe2a733b408c6728fed47ffd3a129d02633d776b8eeb77600d8768bbb001fd48
Manifest85839c9c4b7c8e26994f910f2dd522f7ed31fb2dde4792fa0af713a0c63e70bd

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
SignatureLbYcU4BTk3N2BHtXFVGDgfhPXIhKUnJBiPQW2P8sVOIZPRaB/9yFI+Hv2wWfhSDWVCpf07/CQ3dQamz9UVaGBA==
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

2026-09-17T09:29:59.269513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098924
observed be2a733b408c6728fed47ffd3a129d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.253591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098924/manifest.json
observed 85839c9c4b7c8e26994f910f2dd522f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.237051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098924/publication.md
observed 8036d295788455ee6d850d110e1c61be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.219260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098924/publication.txt
observed a1ea50fc7142966fef1bde7f79552453...
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.