OpenTechnical

OT-2026-000034472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000034472) never changes.

Identity and time

Publication numberOT-2026-000034472 · never reused
Internal UUID01a0ae76-1ed0-7293-b3ce-4b56f475d881 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034472
StatusPUBLIC

Content hashes

Canonical text35058aa31a7fd48d0e816d19242fba3e3f2695c1a8b6c9eb82c64189f266b949
Markdown3486d57812e5e8c412f8b34ba877e42ca4d94536de93e558967889ff86528299
PDF
Publication page625e7506b33bc61c3c9548e82446b59ff9c5097c47cd25c641bef9ad76d09a3e
Manifest8482ff2b1753a6bc2d824324384063277cfb1f42382307c8f18462448c3261d8

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
SignatureHE5KGEOM5LwKD0Gmfb4Tm1pvlmDkcVs7ujoXQX1Yw7F5y8BC2m+C6r1XZhse9SeNWYeucrkca/FpDzf2N1I1DQ==
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

2026-09-17T11:28:48.058416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034472
observed 625e7506b33bc61c3c9548e82446b59f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.038816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034472/manifest.json
observed 8482ff2b1753a6bc2d82432438406327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.019439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034472/publication.md
observed 3486d57812e5e8c412f8b34ba877e42c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.002110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034472/publication.txt
observed 35058aa31a7fd48d0e816d19242fba3e...
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.