OpenTechnical

OT-2026-000047737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047737) never changes.

Identity and time

Publication numberOT-2026-000047737 · never reused
Internal UUID01a0ae7f-c41f-7d20-8d5a-d196f7452cca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047737
StatusPUBLIC

Content hashes

Canonical textbb7494b55b7b755e809617e895776d9dd41dd0091e96ff7c87cdb3444fa12472
Markdown7df4b6f704052bae624c5a2bcca100a19f5a7c61e2203d763eff39507f9a0aa6
PDF
Publication page0fe5e7b230bd0e59b4fcfdec4660e9ee5a0bd22810edc3e823a2dd2b4d6c5c4c
Manifestee56afc7f0452a708f45378a3e4e1e7488d87616b8e8459f29bdb044c08f4773

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
SignaturerX5z0atFBCRSm4Vdrcgx92OnjjS4L7enIXq1K735apT70tyGjTli/eVuSHh8pqVwC+woqYFRgk/dIQg8x/MXDw==
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

2026-09-17T11:05:36.720505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047737
observed 0fe5e7b230bd0e59b4fcfdec4660e9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.699810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047737/manifest.json
observed ee56afc7f0452a708f45378a3e4e1e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.678946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047737/publication.md
observed 7df4b6f704052bae624c5a2bcca100a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:36.659882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047737/publication.txt
observed bb7494b55b7b755e809617e895776d9d...
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.