OpenTechnical

OT-2026-000033759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, 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-2026-000033759) never changes.

Identity and time

Publication numberOT-2026-000033759 · never reused
Internal UUID01a0ae75-a390-7551-ae67-c44019dcbca7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033759
StatusPUBLIC

Content hashes

Canonical text5a6240dfcc9bc016cd9fe10ca4ab70e2bc29b686d2cb3c603bc993a54c3cb24a
Markdown605318b3a3a6fb9ce7f022702be75925002441b29d09be246a778bc557491a0d
PDF
Publication page488088fdacb19f3e9979bb26e4f2761d79a0b1e8e37b6231882c68c9028d5096
Manifest1ea172ea49885867fac051212c4f104a05894ca00a0e2140973ccd206f3bc74d

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
Signaturel5hcxdKuKa02EHefS6z7iwXbFB9GwCEwRJX9PzMGQxQIxYD22MoDwfTbwYpH65KEvRljY5T6qUTnE0FwDizhAg==
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

2026-09-17T11:31:47.311721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033759
observed 488088fdacb19f3e9979bb26e4f2761d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.281790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033759/manifest.json
observed 1ea172ea49885867fac051212c4f104a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.164322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033759/publication.md
observed 605318b3a3a6fb9ce7f022702be75925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:46.408952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033759/publication.txt
observed 5a6240dfcc9bc016cd9fe10ca4ab70e2...
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.