OpenTechnical

OT-2026-000045992

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000045992) never changes.

Identity and time

Publication numberOT-2026-000045992 · never reused
Internal UUID01a0ae7d-8f89-791a-ba51-b52801c04f78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045992
StatusPUBLIC

Content hashes

Canonical text41fa6dfcb107582c8c89ffc771694eebdf014837cd4c615eeb33271d98ce914f
Markdownd1be83c9733c39a5e0b601c5cd18d4438de3c14b2cd3c3de77ccceb6d06bdb86
PDF
Publication page6aef3b671a9fdb082099479babefe08dc1a9fd7380f80833bfd9317226fb5e4f
Manifest28f820925b4be6099eeac9d869bced3a94de8c5a4b574fa62a441923b32b8de8

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
SignatureaS7gXt4c2rV64ERs5aKxV5eycguktOas08TrGn+G1A4HdmQT7H/n0HWIbxMTCKlKGIjAR+VQxQgMc0bipQQFCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:59.435983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045992
observed 6aef3b671a9fdb082099479babefe08d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.416173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045992/manifest.json
observed 28f820925b4be6099eeac9d869bced3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.396649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045992/publication.md
observed d1be83c9733c39a5e0b601c5cd18d443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.375290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045992/publication.txt
observed 41fa6dfcb107582c8c89ffc771694eeb...
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.