Pith Number

pith:GHUG2QMG

pith:2013:GHUG2QMGN34FA2BWLIZBZP7VBR

not attested not anchored not stored refs pending

Over-cooled haloes at z > 10: a route to form low-mass first stars

Joaquin Prieto, Licia Verde, Raul Jimenez

arxiv:1307.1295 v1 · 2013-07-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHUG2QMGN34FA2BWLIZBZP7VBR}

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	2026-05-18T01:48:59.755187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31e86d41866ef85068365a321cbff50c6c922bbe983bafe6aff2e331de6488bc

Aliases

arxiv: 1307.1295 · arxiv_version: 1307.1295v1 · doi: 10.48550/arxiv.1307.1295 · pith_short_12: GHUG2QMGN34F · pith_short_16: GHUG2QMGN34FA2BW · pith_short_8: GHUG2QMG

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/GHUG2QMGN34FA2BWLIZBZP7VBR \
  | 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: 31e86d41866ef85068365a321cbff50c6c922bbe983bafe6aff2e331de6488bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3061d9c764aae4929df35e83be9559b5b604aea9631ba94a6135c901645d7791",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-04T12:12:10Z",
    "title_canon_sha256": "2fa5a3642da05f1d6f72ed10927e763ac0432bcbf8c17e75977531006d61b818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1295",
    "kind": "arxiv",
    "version": 1
  }
}