Pith Number

pith:6ROMM5MX

pith:2025:6ROMM5MX76K33SIZL66BKGFZWD

not attested not anchored not stored refs pending

Dynamically-Driven Evolution of Molecular Gas in M83 Traced by CO 2-1/1-0 Line Ratio Variations

Akihiko Hirota, Amanda M Lee, Fumi Egusa, Fumiya Maeda, Jin Koda, Tsuyoshi Sawada

arxiv:2505.08876 v1 · 2025-05-13 · 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{6ROMM5MX76K33SIZL66BKGFZWD}

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	2026-07-05T11:02:46.170737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f45cc67597ff95bdc9195fbc1518b9b0f7d597d0caae164657e5218ba0211745

Aliases

arxiv: 2505.08876 · arxiv_version: 2505.08876v1 · doi: 10.48550/arxiv.2505.08876 · pith_short_12: 6ROMM5MX76K3 · pith_short_16: 6ROMM5MX76K33SIZ · pith_short_8: 6ROMM5MX

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/6ROMM5MX76K33SIZL66BKGFZWD \
  | 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: f45cc67597ff95bdc9195fbc1518b9b0f7d597d0caae164657e5218ba0211745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2bac9f906f78b6c211fcb2cf40b538a93b7e4378cc664c35eaaa05b84242ec0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-05-13T18:05:02Z",
    "title_canon_sha256": "4698efeda82b59072b77d933a815ad32314619a7ebb21edc1cfa06acba242a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08876",
    "kind": "arxiv",
    "version": 1
  }
}