Pith Number

pith:R5HX2CCK

pith:2010:R5HX2CCKVNINDLEAKYGNBGJMVE

not attested not anchored not stored refs pending

Microscopic mass estimations

Joel Mendoza-Temis, Jorge G.Hirsch

arxiv:1003.1939 v1 · 2010-03-09 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5HX2CCKVNINDLEAKYGNBGJMVE}

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	2026-05-18T02:08:35.890744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f4f7d084aab50d1ac80560cd0992ca9137ffe391cdaa2f57e32d57346af3c00

Aliases

arxiv: 1003.1939 · arxiv_version: 1003.1939v1 · doi: 10.48550/arxiv.1003.1939 · pith_short_12: R5HX2CCKVNIN · pith_short_16: R5HX2CCKVNINDLEA · pith_short_8: R5HX2CCK

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/R5HX2CCKVNINDLEAKYGNBGJMVE \
  | 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: 8f4f7d084aab50d1ac80560cd0992ca9137ffe391cdaa2f57e32d57346af3c00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ba877927bfba9c0661d8fcef9f416954f74640e85b9bcde6f5c7d2ee2058c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2010-03-09T17:49:10Z",
    "title_canon_sha256": "5092fe763213e654c64dddb8ded2141eb39388e1b5c99e16aec76caad7e7ab14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1939",
    "kind": "arxiv",
    "version": 1
  }
}