OpenTechnical

OT-2026-000045918

Publication integrity record

Two pad foam 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-2026-000045918) never changes.

Identity and time

Publication numberOT-2026-000045918 · never reused
Internal UUID01a0ae7d-8f86-7ebc-a4d4-ff080bbc9975 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045918
StatusPUBLIC

Content hashes

Canonical text7db87947463f16b874e564964111e5d9be4802d3b8def88b426d9d37b498a5b7
Markdowndb68dcc5939e17caa6f56d862eff4b670331e869f9e653df2026f23e3e40d96c
PDF
Publication pagebac36b389f56313d776888390c4c9db8c9a48d837680110aa17961ba45a0327e
Manifest44ee55b8bc66cb8ddb37519a2b5c15f39761548849d97ecd6ec4a3685840ca7f

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
SignatureHzWrqdXqQ2BwQqjrr+rM+Xy9mTiUlwGgOU7NiAMjr3gmFNVMrdXp6WyvpKYgUv7G+176+2+ucccN/0s+ZtaOCA==
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

2026-09-17T11:09:49.297731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045918
observed bac36b389f56313d776888390c4c9db8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.278846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045918/manifest.json
observed 44ee55b8bc66cb8ddb37519a2b5c15f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.261043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045918/publication.md
observed db68dcc5939e17caa6f56d862eff4b67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.240157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045918/publication.txt
observed 7db87947463f16b874e564964111e5d9...
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.