Pith Number

pith:3XZPHVTF

pith:2014:3XZPHVTFBU7JDVJVMT74BPY6EW

not attested not anchored not stored refs pending

CO mass upper limits in the Fomalhaut ring - the importance of NLTE excitation in debris discs and future prospects with ALMA

L. Matr\`a, M. C. Wyatt, O. Pani\'c, W. R. F. Dent

arxiv:1412.2757 v1 · 2014-12-08 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XZPHVTFBU7JDVJVMT74BPY6EW}

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	2026-05-18T01:41:20.692837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddf2f3d6650d3e91d53564ffc0bf1e258beb511441f8ae99b0e2fa69d5e8ff7a

Aliases

arxiv: 1412.2757 · arxiv_version: 1412.2757v1 · doi: 10.48550/arxiv.1412.2757 · pith_short_12: 3XZPHVTFBU7J · pith_short_16: 3XZPHVTFBU7JDVJV · pith_short_8: 3XZPHVTF

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/3XZPHVTFBU7JDVJVMT74BPY6EW \
  | 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: ddf2f3d6650d3e91d53564ffc0bf1e258beb511441f8ae99b0e2fa69d5e8ff7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb6ccf48a76e40f668b4cb2cf0cdeaa4d8e487d43907da6892c58592f1ad497",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-12-08T21:00:05Z",
    "title_canon_sha256": "5a4e1b95d27015bf16b3d93ef40e0c04067d4d9cdbd855611462afe10052f8b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2757",
    "kind": "arxiv",
    "version": 1
  }
}