OpenTechnical

OT-2026-000037332

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000037332) never changes.

Identity and time

Publication numberOT-2026-000037332 · never reused
Internal UUID01a0ae77-b8cd-70a4-ba9e-f836822b3f1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037332
StatusPUBLIC

Content hashes

Canonical texta331982e70669ea7656ddda6a74ab461fd4224d1cbe1134bde3e626b4f53b77f
Markdown2d9a70f169c607703ddd4115867ae6ac6269d3ef2a78dff54d1ef7497340fa3e
PDF
Publication pageb4d8996d702a1313e03d9d2a6abc16857ae0734f78495abc6e9137856c70ab4a
Manifestd3cc41c82aec0c54f8014f084edfa9291be963b85b28b780b25292acee89f985

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
SignatureMaQdwMlU2GybLyo4ir6Yiwo6FAylBFoGTDH34aU1krMQwErSD/zJEyTOgr2SHpDTveLPc90HklRigbmfSCkdAQ==
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

2026-09-17T11:23:44.544508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037332
observed b4d8996d702a1313e03d9d2a6abc1685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.528348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037332/manifest.json
observed d3cc41c82aec0c54f8014f084edfa929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.511594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037332/publication.md
observed 2d9a70f169c607703ddd4115867ae6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.494265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037332/publication.txt
observed a331982e70669ea7656ddda6a74ab461...
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.