Pith Number

pith:WABF2L5X

pith:2016:WABF2L5X2OAGCZZU447P2TZER5

not attested not anchored not stored refs pending

Primordial Nucleosynthesis

Alain Coc

arxiv:1609.06048 v1 · 2016-09-20 · astro-ph.CO · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WABF2L5X2OAGCZZU447P2TZER5}

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	2026-05-18T00:48:29.383204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0025d2fb7d380616734e73efd4f248f7ba9bf29f417fcd0b4a42ecd32e3ea5d

Aliases

arxiv: 1609.06048 · arxiv_version: 1609.06048v1 · doi: 10.48550/arxiv.1609.06048 · pith_short_12: WABF2L5X2OAG · pith_short_16: WABF2L5X2OAGCZZU · pith_short_8: WABF2L5X

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/WABF2L5X2OAGCZZU447P2TZER5 \
  | 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: b0025d2fb7d380616734e73efd4f248f7ba9bf29f417fcd0b4a42ecd32e3ea5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33dbc19bc7eec1052003c31b24a0596af0e55118e10fbf6bad39f435317c921e",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-09-20T07:54:51Z",
    "title_canon_sha256": "e20e79c24330f15e9a7c448a4590551f904370d50b3f22aa878f9aff0e672304"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06048",
    "kind": "arxiv",
    "version": 1
  }
}