OpenTechnical

OT-2026-000007498

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000007498) never changes.

Identity and time

Publication numberOT-2026-000007498 · never reused
Internal UUID01a0ae62-4df4-7a8e-a45e-55fdc81c6d29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007498
StatusPUBLIC

Content hashes

Canonical text15237c537c7a41fdb67fdcbff30614ad68abb361f61d177d0e0dfb44760b5fed
Markdown3aec2a05f469cd9f0da584c266b6435e2c3e82854a13dd2ddc13a28cf070cabe
PDF
Publication page52722e7e8cdaaf33a56aa003c80ba82950606926d8fd92f5e8fdb43d66019cdb
Manifest2d5bf519071430598253c29bc3c7b634a4fc74a61470fa86496ee1633707c3d4

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
SignatureW+g+gN6+67h387h+KirBlotgsWwHvWNILeE0ZgZmCitgo6qgcSS+pygBRRgQGdfeujaf5BNe14v4jXjetgzwBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:20.110772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007498
observed 52722e7e8cdaaf33a56aa003c80ba829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.091895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007498/manifest.json
observed 2d5bf519071430598253c29bc3c7b634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.074502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007498/publication.md
observed 3aec2a05f469cd9f0da584c266b6435e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.057456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007498/publication.txt
observed 15237c537c7a41fdb67fdcbff30614ad...
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.