OpenTechnical

OT-2026-000048119

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed 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-2026-000048119) never changes.

Identity and time

Publication numberOT-2026-000048119 · never reused
Internal UUID01a0ae7f-c424-7c63-b32e-194dfa7f127f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048119
StatusPUBLIC

Content hashes

Canonical text1ccc51adf992d8ecc891328105bec250dc71dfdaa6bc64fd526b653dd12cd9a7
Markdown3c2f05683f973c1f52ed3e747afb629c07dc1435d6e615f7130f039aa44f833f
PDF
Publication pagea63bbf0e5935c26a4826aef46673f5d8930d8501928c832e8a3c7822a7b52634
Manifest9fd212257280c8073d1a7301a073c10765354540d0e9b99242f5fe870d48cb01

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
SignatureafvoZwKrQ0PAtH6wWZE+vIJFNVxbJ+s9SW/xaozID462NcSEfGfpVddnd8NpPh/GDiA1bnZPNVk0QM7knaSYCw==
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

2026-09-17T11:06:09.101962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048119
observed a63bbf0e5935c26a4826aef46673f5d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.082451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048119/manifest.json
observed 9fd212257280c8073d1a7301a073c107...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.064020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048119/publication.md
observed 3c2f05683f973c1f52ed3e747afb629c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.044308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048119/publication.txt
observed 1ccc51adf992d8ecc891328105bec250...
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.