Pith Number

pith:FTNU4NSR

pith:2013:FTNU4NSR73YD2M3VSZVCIRFG74

not attested not anchored not stored refs pending

The equation of state of neutron matter, symmetry energy, and neutron star structure

A. W. Steiner, J. Carlson, R. B. Wiringa, S. Gandolfi, S. Reddy

arxiv:1307.5815 v1 · 2013-07-22 · nucl-th · astro-ph.SR · nucl-ex

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

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	2026-05-18T02:57:06.634087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cdb4e3651fef03d3375966a2444a6ff017e5b0fe3dfb9831a5f056da9395a80

Aliases

arxiv: 1307.5815 · arxiv_version: 1307.5815v1 · doi: 10.48550/arxiv.1307.5815 · pith_short_12: FTNU4NSR73YD · pith_short_16: FTNU4NSR73YD2M3V · pith_short_8: FTNU4NSR

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/FTNU4NSR73YD2M3VSZVCIRFG74 \
  | 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: 2cdb4e3651fef03d3375966a2444a6ff017e5b0fe3dfb9831a5f056da9395a80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c800116b19398e23af8755ab408c53d145d80f3f4eb73f371f1d67217621ff4",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2013-07-22T18:51:04Z",
    "title_canon_sha256": "2b200f85b88dad6b44d105ad3c5058b839ed7f13c9d59a77c092a9cb791fc2fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5815",
    "kind": "arxiv",
    "version": 1
  }
}