OpenTechnical

OT-2026-000011222

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000011222) never changes.

Identity and time

Publication numberOT-2026-000011222 · never reused
Internal UUID01a0ae6c-5410-7232-b895-13a708322c17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011222
StatusPUBLIC

Content hashes

Canonical text9a9318f1fefd9d1e885a2b668da14265bda2818323b90a7dcad11259d9ce4be2
Markdownfaa0f91b1dc874119257426d65891da2dc34df47385196fb3cb6390ccec42696
PDF
Publication page276f189a83657b860b3f430fc104f36af143b933cbcdd149e0aaa82df2f158b1
Manifest47fc893e2800aef9cbb548ce4b9c9494b088af8aa33f012e3b226738049a164a

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
Signature1Yu2ZK+43a18lx2BJS28qF8h7+vPBuLuXLrKCrROb+WiwqZZ7grIH22hL7gC8Dzq+9uVMjghwlpDmSeA5D8kBQ==
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

2026-09-17T12:14:10.755552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011222
observed 276f189a83657b860b3f430fc104f36a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.738515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011222/manifest.json
observed 47fc893e2800aef9cbb548ce4b9c9494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.718582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011222/publication.md
observed faa0f91b1dc874119257426d65891da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.698726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011222/publication.txt
observed 9a9318f1fefd9d1e885a2b668da14265...
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.