OpenTechnical

OT-2026-000026476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000026476) never changes.

Identity and time

Publication numberOT-2026-000026476 · never reused
Internal UUID01a0ae71-f4a8-7554-acb8-4528e8cf723f · 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-2026-000026476
StatusPUBLIC

Content hashes

Canonical textcbc6f562a82c41c6795721a602df5c38491353b256d813361da4d97ec07e17d8
Markdown782b2ee85376bb8e642133861f784d9fdba1710362015647fa69a9f3757791a1
PDF
Publication pagec67c7105e69ec24597b9e0848fd007174ed422d48213c79238ddc7ba880b6e28
Manifest7b158cc746ab556ff2de3b2372f92e916bb6ab700589bb39828e15d111dd8593

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
SignatureJEBEVOmeL6gGcYZbg322Ko9kf8bUaNhK2mj6nYZS0T74HaIRe43NBW3d/nN7cLsndAxxzsI3K/WPKdSL1yypDw==
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

2026-09-17T11:44:28.980456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026476
observed c67c7105e69ec24597b9e0848fd00717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.962046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026476/manifest.json
observed 7b158cc746ab556ff2de3b2372f92e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.943065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026476/publication.md
observed 782b2ee85376bb8e642133861f784d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.926818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026476/publication.txt
observed cbc6f562a82c41c6795721a602df5c38...
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.