OpenTechnical

OT-2026-000048356

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000048356) never changes.

Identity and time

Publication numberOT-2026-000048356 · never reused
Internal UUID01a0ae80-4de4-7bfc-a584-dd2190e21bcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048356
StatusPUBLIC

Content hashes

Canonical text5487acff82125a338d634e2ceac3a2e48ee32a5ee9f96b9e7072a3900ef6da7a
Markdown5831d9aa5d57d612fbc81e92a1b790d153b48d1e0accf85a0c56997ecbcd2e6c
PDF
Publication pagef3f695d93a145db3b98e4ee8a84acc7956d4cae4f59b6a0f307e2d5e28739913
Manifesteba764aeba297a9ce9ee89921316721ad96070ad50b8a0f6d039902eace1c1f0

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
SignatureloejXuQAVMksCngjjgXQtQRdz9DZhHjPrxqQOsh9QpCHGnUnYs4UkVKgnUa0JWV7FyQC7JNPtaAFi0zFBFoJAA==
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

2026-09-17T11:04:58.496852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048356
observed f3f695d93a145db3b98e4ee8a84acc79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:58.476701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048356/manifest.json
observed eba764aeba297a9ce9ee89921316721a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:58.459618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048356/publication.md
observed 5831d9aa5d57d612fbc81e92a1b790d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:58.438360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048356/publication.txt
observed 5487acff82125a338d634e2ceac3a2e4...
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.