Pith Number

pith:4Q2PXTJ3

pith:2014:4Q2PXTJ3LPR3LBOYUJWWOLQUOV

not attested not anchored not stored refs pending

On the carriers of the 3.4-micrometer absorption and emission bands, and their evolution

Renaud Papoular

arxiv:1403.5938 v1 · 2014-03-24 · 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{4Q2PXTJ3LPR3LBOYUJWWOLQUOV}

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	2026-05-18T02:55:47.398749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e434fbcd3b5be3b585d8a26d672e147550bd7da1dc19382ad10d9b0e531445c3

Aliases

arxiv: 1403.5938 · arxiv_version: 1403.5938v1 · doi: 10.48550/arxiv.1403.5938 · pith_short_12: 4Q2PXTJ3LPR3 · pith_short_16: 4Q2PXTJ3LPR3LBOY · pith_short_8: 4Q2PXTJ3

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/4Q2PXTJ3LPR3LBOYUJWWOLQUOV \
  | 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: e434fbcd3b5be3b585d8a26d672e147550bd7da1dc19382ad10d9b0e531445c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69a166448e0878ef94359e7e0be9701708c8d880f9fe04776b663f4dbebd5b87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-24T12:56:32Z",
    "title_canon_sha256": "b29cfa3ea0c7c82320663b7ee9d9942a1e4eff04a1a5366422888805805dd46f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5938",
    "kind": "arxiv",
    "version": 1
  }
}