OpenTechnical

OT-2026-000103013

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103013) never changes.

Identity and time

Publication numberOT-2026-000103013 · never reused
Internal UUID01a0aea4-be3d-7ee3-ba79-ec9ec837bf3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103013
StatusPUBLIC

Content hashes

Canonical text92b5ed906726ad12d70ef6e8a7ae72daa410fff9782a1e22d9519161d0816e97
Markdown4fda16de006ea0bbf21fc4361e2d2bd09adc991e31018235c8cf98b5b0c2ca28
PDF
Publication page0672562b8c381f629deda7b014bbe3d9431e0fdf778a48dedc3544ec2f67e1f0
Manifest263d3c0413a70d21c1a8a85b83828a97fd7ebd913ef0eb0d781f55cdaeee34a7

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
SignatureOUdsVMDwFYJWSjs1blYgGtd+DJBcqHSdq+D+36nXZwVhqRKohvFLB2RwtHWvX+HjIfebTWQkkboXQACuFxfEBA==
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

2026-09-17T09:23:07.875160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103013
observed 0672562b8c381f629deda7b014bbe3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.857229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103013/manifest.json
observed 263d3c0413a70d21c1a8a85b83828a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.838686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103013/publication.md
observed 4fda16de006ea0bbf21fc4361e2d2bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:07.821909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103013/publication.txt
observed 92b5ed906726ad12d70ef6e8a7ae72da...
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.