OpenTechnical

OT-2026-000049999

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000049999) never changes.

Identity and time

Publication numberOT-2026-000049999 · never reused
Internal UUID01a0ae81-fd78-7c12-9d0b-519f9359cd2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049999
StatusPUBLIC

Content hashes

Canonical text5b630a4381cead821608ea7ce3ff649f18b81fce53c61c8f0dacd06f030498a5
Markdown9c0481169e986970853e07ecb450a8e5777c674328314c74eeec638bb3c3ce86
PDF
Publication page8477861b90bb6b20126cdf78be339ad9f09dbc9f8a706b10c77191c9c5a2723b
Manifestb072b0757fb7ba72136cb1b77fb7b633d769b7a9fbe32c12a9b2046d2fa371be

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
Signature5MJy7kaFlN4a+uzuU578GkVSL3jus6VLoor8LdqRi+hUU2+pXyFOIY9gNsVx7nnc4MN6jo9/xr80FwCtae1wAw==
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

2026-09-17T11:01:57.432456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049999
observed 8477861b90bb6b20126cdf78be339ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:57.413130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049999/manifest.json
observed b072b0757fb7ba72136cb1b77fb7b633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:57.393872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049999/publication.md
observed 9c0481169e986970853e07ecb450a8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:57.375121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049999/publication.txt
observed 5b630a4381cead821608ea7ce3ff649f...
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.