OpenTechnical

OT-2026-000079595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000079595) never changes.

Identity and time

Publication numberOT-2026-000079595 · never reused
Internal UUID01a0ae96-0b92-7fbc-8da7-b1d3ab2878d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079595
StatusPUBLIC

Content hashes

Canonical text527b8f2128bb11fb5998560d5997f88f4094c35ebfc3a683621da51a25dfbc78
Markdown3dfa4d4b6f40ff32b290252bfa5f08260b6244e04324ad494548c5273a7e014d
PDF
Publication pagef9b7de3c485163832079c40bd0f4e8a58d3ae6e06ba242d209e4110ee6a4ac1e
Manifest9c44a620a3ef063a62f9391e11f0fb614a0a4d44bbb5f3a627a1709b0e82fe3f

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
SignaturejhraedkcMeMV7qdfpMvmPKHlxUeutFEimAKYr89NLLAlq7+fC1YptaLRiKg3nyWTOCCyDU7w4AJ0ZjfMcntwBA==
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

2026-09-17T10:05:15.239659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079595
observed f9b7de3c485163832079c40bd0f4e8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.222735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079595/manifest.json
observed 9c44a620a3ef063a62f9391e11f0fb61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.204686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079595/publication.md
observed 3dfa4d4b6f40ff32b290252bfa5f0826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:15.186994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079595/publication.txt
observed 527b8f2128bb11fb5998560d5997f88f...
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.