Pith Number

pith:ZZFUGVB3

pith:2018:ZZFUGVB3BXOKJIOTPOPN3XNZYQ

not attested not anchored not stored refs pending

RadioPropa - A Modular Raytracer for In-Matter Radio Propagation

Tobias Winchen

arxiv:1810.01780 v1 · 2018-10-03 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZFUGVB3BXOKJIOTPOPN3XNZYQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:13:37.513332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce4b43543b0ddca4a1d37b9eddddb9c42cc5aec571a95267565e5c725fd391a2

Aliases

arxiv: 1810.01780 · arxiv_version: 1810.01780v1 · doi: 10.48550/arxiv.1810.01780 · pith_short_12: ZZFUGVB3BXOK · pith_short_16: ZZFUGVB3BXOKJIOT · pith_short_8: ZZFUGVB3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZZFUGVB3BXOKJIOTPOPN3XNZYQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ce4b43543b0ddca4a1d37b9eddddb9c42cc5aec571a95267565e5c725fd391a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ce7105d64e2a492535c4388e2d2831cf6dcbfe210ec0a3bf65cd46050fd4550",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-10-03T14:57:51Z",
    "title_canon_sha256": "34bcf60270e01a48288afdf0c5808ac99d791439a382c558d5bd19defe1a0bbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01780",
    "kind": "arxiv",
    "version": 1
  }
}