Pith Number

pith:5L4QAMFO

pith:2013:5L4QAMFOUGOHGG7N75TQFRCLLW

not attested not anchored not stored refs pending

Copious Amounts of Hot and Cold Dust Orbiting the Main Sequence A-type Stars HD 131488 and HD 121191

B. Zuckerman, Carl Melis, Inseok Song, Joseph H. Rhee, Michael S. Bessell, Simon J. Murphy

arxiv:1308.2753 v1 · 2013-08-13 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5L4QAMFOUGOHGG7N75TQFRCLLW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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.

Cited by

1 paper in Pith

High CO/H2 ratios supports an exocometary origin for a CO-rich debris disk

Receipt and verification

First computed	2026-05-18T01:48:16.058068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaf90030aea19c731bedff6702c44b5d8997c6981b816fa135337be63f99cad3

Aliases

arxiv: 1308.2753 · arxiv_version: 1308.2753v1 · doi: 10.48550/arxiv.1308.2753 · pith_short_12: 5L4QAMFOUGOH · pith_short_16: 5L4QAMFOUGOHGG7N · pith_short_8: 5L4QAMFO

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/5L4QAMFOUGOHGG7N75TQFRCLLW \
  | 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: eaf90030aea19c731bedff6702c44b5d8997c6981b816fa135337be63f99cad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f55454bc3db15a80fa7f8a0a4c089e7f64b60ad016198abd4c526d1a083ad468",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-13T04:41:28Z",
    "title_canon_sha256": "d1d13521ca33683eee836940192ff9db48f3b8575fb9728ee2f28aa1fa4cc1e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2753",
    "kind": "arxiv",
    "version": 1
  }
}