OpenTechnical

OT-2026-000037524

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000037524) never changes.

Identity and time

Publication numberOT-2026-000037524 · never reused
Internal UUID01a0ae77-b8ce-75c5-a261-82661d524f93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037524
StatusPUBLIC

Content hashes

Canonical textd214c353f4d8e8b418b898d415c24c97bb639583cbaed9d72c8fb6cdfd595e85
Markdown50fc595f0713e0fedd2078ee79138ec6d9e38436c8565d4bdfa5736071850ebd
PDF
Publication page64d0c4b7bb6f8b78d1c9dc5244e526852dce6ecfd9eda741934ac9356a18f49f
Manifest627f2c1c04f27dff9339db5a71ac6d048e8517585f0d019a8b4be03a25cae89c

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
SignatureeL7bEMVL6k3CA4FzJ8KHyuqMKYqnYdjKBDxYTcW0SaDiIN+pHLVLovlZz9vLP+Vpv/IdhdjOFNbsHWgYG99PCg==
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

2026-09-17T11:24:03.451006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037524
observed 64d0c4b7bb6f8b78d1c9dc5244e52685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.432687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037524/manifest.json
observed 627f2c1c04f27dff9339db5a71ac6d04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.414389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037524/publication.md
observed 50fc595f0713e0fedd2078ee79138ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:03.395657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037524/publication.txt
observed d214c353f4d8e8b418b898d415c24c97...
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.