OpenTechnical

OT-2026-000045585

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045585) never changes.

Identity and time

Publication numberOT-2026-000045585 · never reused
Internal UUID01a0ae7d-8f02-742f-9a15-48f9c0187bc6 · 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-2026-000045585
StatusPUBLIC

Content hashes

Canonical textfa91738bcd6bdde3a1bf2ac7e3a5f7da177fc21aa88e94abc1e40bf438d52a6d
Markdown1ca7fdcbe44225f1d64413d0770827c7ca8fed1c8fe2a9e5e26904d0c512d0eb
PDF
Publication page4974bc1f0c83e4fbb0463497f0196240296c8941a7999d9ac10ac865bc7a0311
Manifest858e20dffcd6b7cc9874f3339a01743f2527aaefdda947576d000abc720cfe11

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
Signature9uCxWtNmKmEeYs/LqvWSvPmkRCP7l+IC9vAZIaIvt0w0KrWKnbLnzHMWpbUSRNee3P9Gnxx3QVu/vhM8D4bNCw==
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

2026-09-17T11:09:21.081959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045585
observed 4974bc1f0c83e4fbb0463497f0196240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.063986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045585/manifest.json
observed 858e20dffcd6b7cc9874f3339a01743f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.045394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045585/publication.md
observed 1ca7fdcbe44225f1d64413d0770827c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.025808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045585/publication.txt
observed fa91738bcd6bdde3a1bf2ac7e3a5f7da...
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.