OpenTechnical

OT-2026-000051333

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000051333) never changes.

Identity and time

Publication numberOT-2026-000051333 · never reused
Internal UUID01a0ae83-2740-75c9-9223-a875c5652e52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051333
StatusPUBLIC

Content hashes

Canonical texte1b4ca87a08aff20574d02af6f1f746188578d1a70963372267ed345f231df00
Markdowne96f7867e8eca795a6522d31e94649d2484b555f01c36d246cbb567e12b99552
PDF
Publication page36f9810cd4aa49cb65d4d83065aeb86a827700a76184e02ef4c0eee4a13380d3
Manifest6cdc02224f1ca860fc7403abade87aea97b8b3ee78a85eb204e7257158da2606

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
SignatureILnxhVTGeXwThS7l7+9E5Att2lVCY4diSNo1V3j7EQoFQrYMmlMAZDYK/qJTqxa9UupwARSRoDhoFCzF6TipBQ==
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

2026-09-17T10:59:12.991772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051333
observed 36f9810cd4aa49cb65d4d83065aeb86a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.974495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051333/manifest.json
observed 6cdc02224f1ca860fc7403abade87aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.956874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051333/publication.md
observed e96f7867e8eca795a6522d31e94649d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.936598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051333/publication.txt
observed e1b4ca87a08aff20574d02af6f1f7461...
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.