OpenTechnical

OT-2026-000045207

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000045207) never changes.

Identity and time

Publication numberOT-2026-000045207 · never reused
Internal UUID01a0ae7c-f769-727f-9656-15af2b765ae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045207
StatusPUBLIC

Content hashes

Canonical text5f4eb0270cf39557540b48f030594b91e8ad48c2a99712be6831c7c4d3b87c14
Markdown6fe3c6a9cf195b5c2b3dc3d264c759dac8473fd377ffc07ab650300141842ec3
PDF
Publication page7faf6b6175a776ef804bc45cbade6e33a92fe5a26c87b64a99b067ab35b5e2ee
Manifest6afde6b0e833e95cce0d5eefe2a1984e28464862aec70a17e9b2de4d0af46f25

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
SignaturerT6uPKYp3O/yVHAhly0KVOFOVAAZwAu50z6zaBF8m8QLkqnmpFbO9KuvXvVnXjv6IsfsvL+rs/OKrNaRWIT+Bg==
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

2026-09-17T11:10:23.471557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045207
observed 7faf6b6175a776ef804bc45cbade6e33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.447392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045207/manifest.json
observed 6afde6b0e833e95cce0d5eefe2a1984e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.428671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045207/publication.md
observed 6fe3c6a9cf195b5c2b3dc3d264c759da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.405302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045207/publication.txt
observed 5f4eb0270cf39557540b48f030594b91...
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.