Pith Number

pith:2SJIUUQI

pith:2022:2SJIUUQIRVZQEDM3CEVNK5JWCH

not attested not anchored not stored refs pending

Nuclear masses and the equation of state of nuclear matter

Kazuhiro Oyamatsu

arxiv:2209.01571 v4 · 2022-09-04 · nucl-th · 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{2SJIUUQIRVZQEDM3CEVNK5JWCH}

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	2026-07-05T06:25:12.544746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4928a52088d73020d9b112ad5753611f6e3f354f0cbc7b02c8cf2b20e697f8f

Aliases

arxiv: 2209.01571 · arxiv_version: 2209.01571v4 · doi: 10.48550/arxiv.2209.01571 · pith_short_12: 2SJIUUQIRVZQ · pith_short_16: 2SJIUUQIRVZQEDM3 · pith_short_8: 2SJIUUQI

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/2SJIUUQIRVZQEDM3CEVNK5JWCH \
  | 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: d4928a52088d73020d9b112ad5753611f6e3f354f0cbc7b02c8cf2b20e697f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f192d8cf79eb0af189bb3d486a395d559f9d88ff18c8abe33127a2b651b1d3f2",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2022-09-04T08:50:48Z",
    "title_canon_sha256": "44768c59629956c2332a54dbc9545045ca8d6e13c976fc36aa59ee03dc10fd51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.01571",
    "kind": "arxiv",
    "version": 4
  }
}