OpenTechnical

OT-2026-000047605

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047605) never changes.

Identity and time

Publication numberOT-2026-000047605 · never reused
Internal UUID01a0ae7f-3e5a-7271-a31e-b2e3ba0bfa04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047605
StatusPUBLIC

Content hashes

Canonical textf67ef8285b1bb91d901425242814c413878f16e069ee1d66c58a7ca00b9e23b8
Markdowna08462f9bd5515a97c00059ec37485f73596bed044e48902d9a90f8430b90259
PDF
Publication page90f1039c0fd201c35395b5eaebf94bc61aeded28990ee2c720e3052fc9f53ddd
Manifest78a09e38957ff501f0b622dd85e623abc070542d53ba60e7ddb455ab115f9d3a

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
Signaturea1J79IWfaEE1fn8ENMMrAH2xTCU8Ejx1N22cpKDr6oRdY2ufQEfvVveB9g4Bm7eE2QfeJDAc+BTCYxc8KL3lBA==
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

2026-09-17T11:06:44.606170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047605
observed 90f1039c0fd201c35395b5eaebf94bc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.588930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047605/manifest.json
observed 78a09e38957ff501f0b622dd85e623ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.567673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047605/publication.md
observed a08462f9bd5515a97c00059ec37485f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.546373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047605/publication.txt
observed f67ef8285b1bb91d901425242814c413...
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.