OpenTechnical

OT-2026-000033095

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000033095) never changes.

Identity and time

Publication numberOT-2026-000033095 · never reused
Internal UUID01a0ae75-4844-7da3-b70a-c2ab8f01a2ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033095
StatusPUBLIC

Content hashes

Canonical textf5246dd646d22eadeb2689eb11cba24a9fc832b0d65261bb904c466db4941195
Markdown62ae0b75b97ba084c72ca61b96fb9299ab003ba7304a308c0fa6787450088513
PDF
Publication page571e84f10a11c78ddab0b860c8f93277e03d56cdbacbe8c7c55f15a5f29137ea
Manifest90d2b7bc6fe47404e9d8f1e5c7f4d2fa49c30c74beedb13997edf28f77f5af0e

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
SignatureIigvi7Oul1T03+axTvI0pARAeoBO43wZokmPFU0L7hXmFHtN2Fp7RIA2BLXUhUrGx6j1PX39Gr5GqBt/bQC3BA==
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

2026-09-17T11:32:44.758519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033095
observed 571e84f10a11c78ddab0b860c8f93277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.742491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033095/manifest.json
observed 90d2b7bc6fe47404e9d8f1e5c7f4d2fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.726786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033095/publication.md
observed 62ae0b75b97ba084c72ca61b96fb9299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.709130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033095/publication.txt
observed f5246dd646d22eadeb2689eb11cba24a...
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.