OpenTechnical

OT-2026-000043532

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000043532) never changes.

Identity and time

Publication numberOT-2026-000043532 · never reused
Internal UUID01a0ae7b-92cf-7f69-aa2b-60068246ca5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043532
StatusPUBLIC

Content hashes

Canonical text9a8061b3c3a0553ffd56e6160f3598425b8429730ea6c550d2b308ab5926950c
Markdownf3a9ff0a65d79ee0bb63d8f4ef5b5d925651696f7e775e66435f87187b255727
PDF
Publication page38c43dccaedf81584ddb1880a9026fb155b28f0342e1edcf27fc97ad59a40677
Manifestfb65c441358c1b3dacdf2f9db195e56ae20fbcd2ea139c0bc2a4829ecb35f613

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
Signature2szabSdo7rY6ROdV/bxMfvtYz3Hnsh2OR62lprOkv2e7C6DMT7EZ5pmIJuTFoYIj2yVe9Mudeipsz9WVOK2UAg==
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

2026-09-17T11:12:54.687551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043532
observed 38c43dccaedf81584ddb1880a9026fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.668630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043532/manifest.json
observed fb65c441358c1b3dacdf2f9db195e56a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.646771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043532/publication.md
observed f3a9ff0a65d79ee0bb63d8f4ef5b5d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.626687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043532/publication.txt
observed 9a8061b3c3a0553ffd56e6160f359842...
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.