OpenTechnical

OT-2026-000078296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000078296) never changes.

Identity and time

Publication numberOT-2026-000078296 · never reused
Internal UUID01a0ae95-7c27-7aa6-ade4-38da6faf6f2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078296
StatusPUBLIC

Content hashes

Canonical text40ce18ca8d4f66515fcc322ccfc4989e05d30be07d62d41aabdf2248add34133
Markdowne5e00dae3613f78dee426ef414987c1c4391d8106ccb761dcfbdff1a1da93d56
PDF
Publication pageb819b90773d39bd78703fbdaf5ed3445015bd8b6e3b3d53872fb9011451b67e9
Manifest7466e6ac9033e0c8ebb51cfec72eb374c1cb4e9774ab19d701ba7d8477aed4d1

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
Signature8nACjKM9PW7XxqQycrPCqPxigxYpodzqnKgcaz40ax/bplPA1zsG5/cmRBRX4J31pV+YTQatmCuimw1QrhukAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:15.623159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078296
observed b819b90773d39bd78703fbdaf5ed3445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.605220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078296/manifest.json
observed 7466e6ac9033e0c8ebb51cfec72eb374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.588810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078296/publication.md
observed e5e00dae3613f78dee426ef414987c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.571158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078296/publication.txt
observed 40ce18ca8d4f66515fcc322ccfc4989e...
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.