Pith Number

pith:NXM3Y6TK

pith:2020:NXM3Y6TKNHUMADG6MQHOWTTDPR

not attested not anchored not stored refs pending

The accuracy of post-processing nucleosynthesis

Eduardo Bravo

arxiv:2002.08486 v2 · 2020-02-19 · 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{NXM3Y6TKNHUMADG6MQHOWTTDPR}

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	2026-07-05T01:00:40.298170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dd9bc7a6a69e8c00cde640eeb4e637c46b5e2e345136018ceca6ceefcdbde33

Aliases

arxiv: 2002.08486 · arxiv_version: 2002.08486v2 · doi: 10.48550/arxiv.2002.08486 · pith_short_12: NXM3Y6TKNHUM · pith_short_16: NXM3Y6TKNHUMADG6 · pith_short_8: NXM3Y6TK

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/NXM3Y6TKNHUMADG6MQHOWTTDPR \
  | 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: 6dd9bc7a6a69e8c00cde640eeb4e637c46b5e2e345136018ceca6ceefcdbde33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "762f3d12efa620ca4c201ecee683c72cd1af72fafc08797429ac01e0f5661e42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-02-19T22:45:26Z",
    "title_canon_sha256": "a499a3e17db148b562965c687487ef33ad8467c0d60bc7bbf0f3abd3e27136c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.08486",
    "kind": "arxiv",
    "version": 2
  }
}