OpenTechnical

OT-2026-000018466

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000018466) never changes.

Identity and time

Publication numberOT-2026-000018466 · never reused
Internal UUID01a0ae6e-b48a-752c-be70-6dead5d39c3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018466
StatusPUBLIC

Content hashes

Canonical textd9255f94676b8aac31061a6a61dcdee09301f14807ea21fb18686bb7c276b232
Markdown241a695e23d170a97b839f0459049c9f82bcb2fb9d7664175db6ba5cad12330e
PDF
Publication pagedeb6c95ad55236eddba303d9f1e1c58885e2d1af993c74f31e0f933a0ee1cb87
Manifest5edee30c613b09311f89ebf4c55f153308e9f8a7b399c5a4eef9f01b4e457881

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
Signature9WHA+zBdIJVdIStBKZ6Q3n5cA59hjZSMC5KeBYGxdj1c6gyfaBQDWvGcgaKqjF+EMI/+AedNl2OJef4LwymIDQ==
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

2026-09-17T12:01:12.067708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018466
observed deb6c95ad55236eddba303d9f1e1c588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:12.049797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018466/manifest.json
observed 5edee30c613b09311f89ebf4c55f1533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:12.031102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018466/publication.md
observed 241a695e23d170a97b839f0459049c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.995364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018466/publication.txt
observed d9255f94676b8aac31061a6a61dcdee0...
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.