Pith Number

pith:56BLPHPN

pith:2025:56BLPHPN3TMPWS26S4JDI26QMZ

not attested not anchored not stored refs pending

Digging into the Interior of Hot Cores with ALMA (DIHCA). V. Deuterium Fractionation of Methanol

Fernando A. Olguin, Fumitaka Nakamura, Hongda Ke, Huei-Ru Vivien Chen, Kaho Morii, Ken'ichi Tatematsu, Kenji Furuya, Kotomi Taniguchi, Kousuke Ishihara, Nami Sakai, Nobuhito Shiomura, Patricio Sanhueza, Qizhou Zhang, Satoshi Yamamoto, Shanghuo Li, Takeshi Sakai, Tomoya Hirota, Xing Lu, Yuri Aikawa

arxiv:2503.05094 v1 · 2025-03-07 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{56BLPHPN3TMPWS26S4JDI26QMZ}

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	2026-07-05T10:26:20.569482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97

Aliases

arxiv: 2503.05094 · arxiv_version: 2503.05094v1 · doi: 10.48550/arxiv.2503.05094 · pith_short_12: 56BLPHPN3TMP · pith_short_16: 56BLPHPN3TMPWS26 · pith_short_8: 56BLPHPN

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/56BLPHPN3TMPWS26S4JDI26QMZ \
  | 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: ef82b79deddcd8fb4b5e9712346bd0665e49e18e44e7d10982941d4c7f0e6b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98466e8df64c42086b5f625dae2a1d42684c1ffae7d550113934db410d429fe0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-07T02:25:28Z",
    "title_canon_sha256": "50b0033831296c8a8f8d94a767414f995e3adae7249dec723a477bf4c99e5278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.05094",
    "kind": "arxiv",
    "version": 1
  }
}