OpenTechnical

OT-2026-000044183

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000044183) never changes.

Identity and time

Publication numberOT-2026-000044183 · never reused
Internal UUID01a0ae7b-d67b-7f51-96e6-fbe4e4afb2c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044183
StatusPUBLIC

Content hashes

Canonical text160fccc679792efa5d40dcd0dc469eaa2a01f664d26adbd5585da606cc4995ff
Markdownd669f7bb5dc38719ca2197e1010a2e3935d638133b6b8ea86da5f97dff2cc669
PDF
Publication pagee92685bf021f2574a01489879d02e524f46c1a36812b5d2eb2a246a628b6112a
Manifestfa9318382f74207413e12661f30d9060941e4dc2cd8d4a7c04e308b1130fd314

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
SignatureqEqXcm2V1G+xeUHtvLAxhUyx3jIf1m/Jtil8BqrIWXp0maDMkVrJfPK4IiNW8MzdhYLA5z3nPCVhvIQO3TkIBg==
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

2026-09-17T11:12:37.231189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044183
observed e92685bf021f2574a01489879d02e524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.213738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044183/manifest.json
observed fa9318382f74207413e12661f30d9060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.194410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044183/publication.md
observed d669f7bb5dc38719ca2197e1010a2e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.175903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044183/publication.txt
observed 160fccc679792efa5d40dcd0dc469eaa...
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.