Pith Number

pith:I2ENX4ZX

pith:2019:I2ENX4ZX26QU7JB2LKWTGHJ46H

not attested not anchored not stored refs pending

The Helium Abundance of NGC 6791 from Modeling of Stellar Oscillations

Enrico Corsaro, Jean McKeever, Sarbani Basu

arxiv:1903.00497 v1 · 2019-03-01 · 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{I2ENX4ZX26QU7JB2LKWTGHJ46H}

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	2026-05-17T23:48:30.180066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4688dbf337d7a14fa43a5aad331d3cf1f042e3677274f9569650b89b09cdf137

Aliases

arxiv: 1903.00497 · arxiv_version: 1903.00497v1 · doi: 10.48550/arxiv.1903.00497 · pith_short_12: I2ENX4ZX26QU · pith_short_16: I2ENX4ZX26QU7JB2 · pith_short_8: I2ENX4ZX

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/I2ENX4ZX26QU7JB2LKWTGHJ46H \
  | 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: 4688dbf337d7a14fa43a5aad331d3cf1f042e3677274f9569650b89b09cdf137

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af473b6ca70dde60733c6c47c27c2250c33a370df716d15a4b1c633fb2ff5723",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-01T19:04:30Z",
    "title_canon_sha256": "8acbf2d9239341a84990ab6f1f6af224c0d944b8ca0079252d57294e86157efb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00497",
    "kind": "arxiv",
    "version": 1
  }
}