Pith Number

pith:WJBD2BJM

pith:2011:WJBD2BJMQ2UH5S3YHIO2NYEWI7

not attested not anchored not stored refs pending

Constraints on the density dependence of the symmetry energy from heavy ion collisions

D. Coupland, F. Famiano, F. Lu, J. Winkelbauer, M.B. Tsang, M.Kilburn, M. Youngs, P. Danielewicz, R. Hodges, W.G. Lynch, Yingxun Zhang, Z. Chajecki

arxiv:1101.3648 v1 · 2011-01-19 · nucl-ex · 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{WJBD2BJMQ2UH5S3YHIO2NYEWI7}

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	2026-05-18T02:22:51.431624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2423d052c86a87ecb783a1da6e09647c55713befcc2268aeb87b2505df9acfa

Aliases

arxiv: 1101.3648 · arxiv_version: 1101.3648v1 · doi: 10.48550/arxiv.1101.3648 · pith_short_12: WJBD2BJMQ2UH · pith_short_16: WJBD2BJMQ2UH5S3Y · pith_short_8: WJBD2BJM

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/WJBD2BJMQ2UH5S3YHIO2NYEWI7 \
  | 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: b2423d052c86a87ecb783a1da6e09647c55713befcc2268aeb87b2505df9acfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63d0677cadfde886861a69fd441be5f65f7224848888e1368dcf093b5b3d1b6a",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2011-01-19T09:20:43Z",
    "title_canon_sha256": "9a68013fcddf4efd1ed2dfb4153375eb07b62c33e4202de27d05b53a2d0a8e19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3648",
    "kind": "arxiv",
    "version": 1
  }
}