Pith Number

pith:XPIQIF5A

pith:2018:XPIQIF5AWZQRUAATFQHC2VMRPS

not attested not anchored not stored refs pending

Radiative transfer modelling of W33A MM1: 3-D structure and dynamics of a complex massive star forming region

Andr\'es F. Izquierdo, Eric R. Keto, Katharine G. Johnston, Luke T. Maud, Melvin G. Hoare, Qizhou Zhang, Roberto Galv\'an-Madrid, Willem-Jan de Wit

arxiv:1804.09204 v1 · 2018-04-24 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPIQIF5AWZQRUAATFQHC2VMRPS}

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	2026-05-18T00:15:49.526996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbd10417a0b6611a00132c0e2d55917c84ebbae313041bc5eaea846c2b478a1a

Aliases

arxiv: 1804.09204 · arxiv_version: 1804.09204v1 · doi: 10.48550/arxiv.1804.09204 · pith_short_12: XPIQIF5AWZQR · pith_short_16: XPIQIF5AWZQRUAAT · pith_short_8: XPIQIF5A

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/XPIQIF5AWZQRUAATFQHC2VMRPS \
  | 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: bbd10417a0b6611a00132c0e2d55917c84ebbae313041bc5eaea846c2b478a1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4b10e7fb6be4d4c66f2025dcb8d6d1995d7f61425dda17cb05591f3804c8d88",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-24T18:30:11Z",
    "title_canon_sha256": "50151942d8d3bcace5099c95cdda32fd5f7399e7057587779ca59524c4291e5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09204",
    "kind": "arxiv",
    "version": 1
  }
}