OpenTechnical

OT-2026-000051516

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000051516) never changes.

Identity and time

Publication numberOT-2026-000051516 · never reused
Internal UUID01a0ae83-7c80-76d0-a0c8-7ac420a45ed3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051516
StatusPUBLIC

Content hashes

Canonical text3de37d40a88cc7dc574b1143a2d0fbf4a958038396c2591447ad868e92072f87
Markdownc6bfd69a1e985d23ba39e28aff67bcf057edc6e4c6db1ed56551fbf132d62636
PDF
Publication pagedb588efd4ef1b1963f2acad418259e28efdafa0b51dfe0f998df2a93d2028c4f
Manifest8e19fe7a38fd8cc727c4019e660e01480bcb8bcb365d8f18773f0c573c0af470

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
SignatureD424dQ4H6/LZhAb9DLMusLxTN/ojZJg1NhNpiOyGOTy49fApj8t1/RSAbXRdzNu90JivKerRteo4pSM439Y0Ag==
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

2026-09-17T10:58:20.291683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051516
observed db588efd4ef1b1963f2acad418259e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.272711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051516/manifest.json
observed 8e19fe7a38fd8cc727c4019e660e0148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.255414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051516/publication.md
observed c6bfd69a1e985d23ba39e28aff67bcf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:20.236483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051516/publication.txt
observed 3de37d40a88cc7dc574b1143a2d0fbf4...
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.