Pith Number

pith:EZ5LH66J

pith:2025:EZ5LH66J7FRSNWS7KPMNUUWQTT

not attested not anchored not stored refs pending

Rotational equilibrium of C$_2$ in diffuse interstellar clouds

A.M. Ritchey, D. L. Lambert, E. Roueff, J. Le Bourlot, S. R. Federman

arxiv:2505.21273 v1 · 2025-05-27 · 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{EZ5LH66J7FRSNWS7KPMNUUWQTT}

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	2026-07-05T11:10:39.659915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

267ab3fbc9f96326da5f53d8da52d09cd596d0918ae589ce3812d70348584a9e

Aliases

arxiv: 2505.21273 · arxiv_version: 2505.21273v1 · doi: 10.48550/arxiv.2505.21273 · pith_short_12: EZ5LH66J7FRS · pith_short_16: EZ5LH66J7FRSNWS7 · pith_short_8: EZ5LH66J

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/EZ5LH66J7FRSNWS7KPMNUUWQTT \
  | 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: 267ab3fbc9f96326da5f53d8da52d09cd596d0918ae589ce3812d70348584a9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "493e3636feb7052011ba0e406b5da762730d6f8c7004ef2d839ce4cefa2db9d9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-05-27T14:44:50Z",
    "title_canon_sha256": "4df37edb740325482e8d7a04c1edc0923f68653cec9278a1aa8a6bc2d2c9c099"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21273",
    "kind": "arxiv",
    "version": 1
  }
}