OpenTechnical

OT-2026-000026665

Publication integrity record

Four 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-2026-000026665) never changes.

Identity and time

Publication numberOT-2026-000026665 · never reused
Internal UUID01a0ae71-f4aa-72bd-a243-2b7eceb7d639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026665
StatusPUBLIC

Content hashes

Canonical text77071c307d7839992d30d24672b281ecc8cae74bb128d685d24bacd76e3a0c56
Markdown546e7de76ccc79ca0b8993000cb204655f62fc77926304aaa55ebee2c0d1bd64
PDF
Publication page3146187c71369f0b1180fff8ccc05bee8561bf8b3d2c8e79c5964645160132b6
Manifest4daed3971ffa258fef62753647a942282ceeadeb7772935e45bbec7b199190b6

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
SignaturebNsKXFX8ZpArlqR77AD++hgqJsSOQlzBJr6yrBDL9W731hfJszmOQXZbzqryQ4xCxNHVWgBXfe/TvbJ3xbd3Aw==
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

2026-09-17T11:45:44.870045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026665
observed 3146187c71369f0b1180fff8ccc05bee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.853596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026665/manifest.json
observed 4daed3971ffa258fef62753647a94228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.837045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026665/publication.md
observed 546e7de76ccc79ca0b8993000cb20465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.815572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026665/publication.txt
observed 77071c307d7839992d30d24672b281ec...
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.