OpenTechnical

OT-2026-000096499

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000096499) never changes.

Identity and time

Publication numberOT-2026-000096499 · never reused
Internal UUID01a0aea0-a4a9-71ed-8f3b-bfb58a1a9568 · 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-2026-000096499
StatusPUBLIC

Content hashes

Canonical text31c1ebfb25c29f58e1adcf4e2d98e78260d1093f40027ea3d91b566d0ace3a47
Markdown6788b15a4695ef239987385dfab730faa18a0070191ddef84f4d33f23fc329bb
PDF
Publication page659bec82241e7cb5b561e835d7902d0d0040ed54b6d156a3750cefccf66d7325
Manifest642e65c9da8bc9a60d77db9c1e51634c8d647a04ee72a6e6165b5e92d78d3e86

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
Signatureldr5fpTyOlq8FYzYfTRU1soOkhjW7be25LjFMQihIpAXYaRUCOIdwOE6h9eqxlwh6aueBAVTGkWbNPgprSmKCg==
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

2026-09-17T09:33:54.517901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096499
observed 659bec82241e7cb5b561e835d7902d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.499586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096499/manifest.json
observed 642e65c9da8bc9a60d77db9c1e51634c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.480568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096499/publication.md
observed 6788b15a4695ef239987385dfab730fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.460133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096499/publication.txt
observed 31c1ebfb25c29f58e1adcf4e2d98e782...
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.