OpenTechnical

OT-2026-000030672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000030672) never changes.

Identity and time

Publication numberOT-2026-000030672 · never reused
Internal UUID01a0ae74-3fb3-7509-bb5b-78e45ec33df7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030672
StatusPUBLIC

Content hashes

Canonical text94d535ee91c7850444fe88f076bf830f0297b76fa2baaaee9001cf5d461dc1c2
Markdownf4f69f02f0b1653b25fb018768c968d216fd93f0df787ecdffc545ca83b2098d
PDF
Publication pagef8551223d793abc4593420d48b644b8613ea36e12c1558277ba590065bd23d08
Manifesta7692151a0c5d308b554486c4466c8003c414b181b7da54d0e68f5cc9c435c62

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
Signature1in351AaR/sBSBGVcTfMh7OmPgSDdsn17J1UxQXBvWd6OjYuRS1EtiQC1Hl4m4NQEtywPstTKl3dLPmlM93lAg==
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

2026-09-17T11:36:33.706518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030672
observed f8551223d793abc4593420d48b644b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.689762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030672/manifest.json
observed a7692151a0c5d308b554486c4466c800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.672234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030672/publication.md
observed f4f69f02f0b1653b25fb018768c968d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.651806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030672/publication.txt
observed 94d535ee91c7850444fe88f076bf830f...
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.