Pith Number

pith:WRTS6BAL

pith:2016:WRTS6BALQ2XOMQCF4BOOJHAJY5

not attested not anchored not stored refs pending

Toward $ab\,initio$ extremely metal poor stars

Chalence Safranek-Shrader, Jeremy S. Ritter, Milos Milosavljevic, Volker Bromm

arxiv:1605.07236 v3 · 2016-05-23 · 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{WRTS6BALQ2XOMQCF4BOOJHAJY5}

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	2026-05-18T01:04:20.252231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4672f040b86aee64045e05ce49c09c76594a07ab31794e8b9ec1146feaf765f

Aliases

arxiv: 1605.07236 · arxiv_version: 1605.07236v3 · doi: 10.48550/arxiv.1605.07236 · pith_short_12: WRTS6BALQ2XO · pith_short_16: WRTS6BALQ2XOMQCF · pith_short_8: WRTS6BAL

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/WRTS6BALQ2XOMQCF4BOOJHAJY5 \
  | 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: b4672f040b86aee64045e05ce49c09c76594a07ab31794e8b9ec1146feaf765f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34a001d90ef4ea071ed4ef14ed012fcd12c6aac3c1cc401035aa3d29adfbed22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-23T23:05:00Z",
    "title_canon_sha256": "52ca78d1e6638ac4a2857db27ccdc862248f8ea3d0cb60f06c63460da9950439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07236",
    "kind": "arxiv",
    "version": 3
  }
}