OpenTechnical

OT-2026-000049124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000049124) never changes.

Identity and time

Publication numberOT-2026-000049124 · never reused
Internal UUID01a0ae81-134e-7508-9cfb-20152908b01c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049124
StatusPUBLIC

Content hashes

Canonical text12acd2b49352a34ca7107539d19a3bc26d28d12213078312da4d051883122f96
Markdown3216d1549680a7284394d8a72eea7dc4df0fa06742d3928948d37a5918a74e6a
PDF
Publication page009cb51b25dcab5da759a3dca3639fc29b8a8c6bff9366b49708401a9143e9c5
Manifest08140c67ca4a9ad6c3828e26f9c06ef47bb5d117e64a99b94953546ff00c4cea

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
SignatureSrWj3YJBzCcKIDy6oITG4uLqrbfEJDRUaq7LjCKXqX8bvZimSw9dMwPvP6U0bxIc1jWyHZF3IOzCIbQUqvXeAw==
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

2026-09-17T11:03:23.362597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049124
observed 009cb51b25dcab5da759a3dca3639fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.345374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049124/manifest.json
observed 08140c67ca4a9ad6c3828e26f9c06ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.327226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049124/publication.md
observed 3216d1549680a7284394d8a72eea7dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.307979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049124/publication.txt
observed 12acd2b49352a34ca7107539d19a3bc2...
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.