OpenTechnical

OT-2026-000085456

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000085456) never changes.

Identity and time

Publication numberOT-2026-000085456 · never reused
Internal UUID01a0ae99-aaab-78da-8108-f35ad596b871 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085456
StatusPUBLIC

Content hashes

Canonical text9a1d11dd3f1cd8c5addfa0294714e6b08fa67609f343fa788395b27a56c1328f
Markdown968a4d89dd954077e90465127954c340795a275be9d400ca6814afda6921ff74
PDF
Publication page8ec633273dacc5dc32ddc8e568ea32744b9313f5f82648c449752c66ad5e2572
Manifest1c8dd9cbbe67838cc54074b345a7c4b8a178a257d4732b26910e4e991c709384

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
SignatureB5xqVaUUydgMOo7Uvp0ar/8ozQhz8nwg2NUoZPvRRSuEbDM/+h1rYgcXnNCNixD85uvw7yaAJH2aUZm3NmAfAw==
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

2026-09-17T09:54:14.788111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085456
observed 8ec633273dacc5dc32ddc8e568ea3274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.769526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085456/manifest.json
observed 1c8dd9cbbe67838cc54074b345a7c4b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.751094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085456/publication.md
observed 968a4d89dd954077e90465127954c340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:14.733851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085456/publication.txt
observed 9a1d11dd3f1cd8c5addfa0294714e6b0...
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.