Pith Number

pith:JSYD252L

pith:2019:JSYD252LOCLFX74CI2WUOAX2TP

not attested not anchored not stored refs pending

The Single Star Path to Be Stars

Ben Hastings, Chen Wang, Norbert Langer

arxiv:1912.05290 v1 · 2019-12-11 · 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{JSYD252LOCLFX74CI2WUOAX2TP}

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	2026-07-05T00:37:01.358750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cb03d774b70965bff8246ad4702fa9be1ec26ef852e903bf68d5ed8e7f4a9f0

Aliases

arxiv: 1912.05290 · arxiv_version: 1912.05290v1 · doi: 10.48550/arxiv.1912.05290 · pith_short_12: JSYD252LOCLF · pith_short_16: JSYD252LOCLFX74C · pith_short_8: JSYD252L

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/JSYD252LOCLFX74CI2WUOAX2TP \
  | 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: 4cb03d774b70965bff8246ad4702fa9be1ec26ef852e903bf68d5ed8e7f4a9f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9088b039685e71ac4790b3665ef4d534c4ef18715d8cc15ed2c5b941962080c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-12-11T13:34:55Z",
    "title_canon_sha256": "61fb1131e6387e8531f86bcd0fefa5bd30024d9864f428c7980377528f6070ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05290",
    "kind": "arxiv",
    "version": 1
  }
}