OpenTechnical

OT-2026-000037145

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037145) never changes.

Identity and time

Publication numberOT-2026-000037145 · never reused
Internal UUID01a0ae77-7741-71fd-b74e-84ee20f35b97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037145
StatusPUBLIC

Content hashes

Canonical text5164ff2bfb7aa03d85f5925d05f43d6d7d27e9bcdcd1e365413a22b5cb2b8247
Markdown4ff9cb599866818330006b02c31a98604a00b8cfcbc3fc2c98dc81cf6a1b135d
PDF
Publication pagee131a0e98442c2df3572536a58f5c4c412f95313a214b5ac703a837c6d9aaa44
Manifest0f4fdb6faf2cc8c73643ef2d4bd661b3ab07e0fc32438ef19872cf799a064311

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
Signature6TYoVWaOO0qOjT+9bmVWfubli/NqBpd7RuZZlg9oy9pnjKdZ/P/q4K+9AQgjGTtWC/FR6gN3xNiDlJPfOr4tBg==
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

2026-09-17T11:25:01.624770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037145
observed e131a0e98442c2df3572536a58f5c4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.607786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037145/manifest.json
observed 0f4fdb6faf2cc8c73643ef2d4bd661b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.590298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037145/publication.md
observed 4ff9cb599866818330006b02c31a9860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.573737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037145/publication.txt
observed 5164ff2bfb7aa03d85f5925d05f43d6d...
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.