Pith Number

pith:IAFL6IYD

pith:2025:IAFL6IYD7MA3ZFSCR4LZUJJTZI

not attested not anchored not stored refs pending

An 18-25 GHz spectroscopic survey of dense cores in the Chamaeleon I molecular cloud

Cheikh Bop, Dariusz C. Lis, Fran\c{c}ois Lique, Jorge L. Pineda, Kahaan Gandhi, Karen Willacy, Liton Majumdar, Paul F. Goldsmith, Shinji Horiuchi, Susanna Widicus Weaver, William D. Langer, Youngmin Seo

arxiv:2503.01755 v1 · 2025-03-03 · 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{IAFL6IYD7MA3ZFSCR4LZUJJTZI}

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	2026-07-05T10:46:01.431605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

400abf2303fb01bc96428f179a2533ca05fe35b75205317d27e7015adbb1e477

Aliases

arxiv: 2503.01755 · arxiv_version: 2503.01755v1 · doi: 10.48550/arxiv.2503.01755 · pith_short_12: IAFL6IYD7MA3 · pith_short_16: IAFL6IYD7MA3ZFSC · pith_short_8: IAFL6IYD

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/IAFL6IYD7MA3ZFSCR4LZUJJTZI \
  | 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: 400abf2303fb01bc96428f179a2533ca05fe35b75205317d27e7015adbb1e477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb35e9ab80b9e92c258e71d6ea78737bd565f4cb887ebb8ef67944ed3297fc83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-03T17:27:04Z",
    "title_canon_sha256": "a7ebed71e9704537b9bfaaeec0626ff20eb35d811ed111e088c9987f2637246c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.01755",
    "kind": "arxiv",
    "version": 1
  }
}