Pith Number

pith:53GXDD4Z

pith:2013:53GXDD4ZEGWAY4W6LRRVXP4RYI

not attested not anchored not stored refs pending

Accurate curve fits of IAPWS data for high-pressure, high-temperature single-phase liquid water based on the stiffened gas equation of state

John W. Peterson

arxiv:1311.0534 v1 · 2013-11-03 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53GXDD4ZEGWAY4W6LRRVXP4RYI}

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	2026-05-18T03:08:05.577938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eecd718f9921ac0c72de5c635bbf91c23a02b5ffbaa4189062c5c0a9c0e39801

Aliases

arxiv: 1311.0534 · arxiv_version: 1311.0534v1 · doi: 10.48550/arxiv.1311.0534 · pith_short_12: 53GXDD4ZEGWA · pith_short_16: 53GXDD4ZEGWAY4W6 · pith_short_8: 53GXDD4Z

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/53GXDD4ZEGWAY4W6LRRVXP4RYI \
  | 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: eecd718f9921ac0c72de5c635bbf91c23a02b5ffbaa4189062c5c0a9c0e39801

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ae7950ce386eb67164c4456f4ca5bdcda4bba51633dabc491a2f0f611b38967",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2013-11-03T21:42:26Z",
    "title_canon_sha256": "f7721b000be8386a9edda4fa26c30cdd497fbba13bdb3aa28c34385496fc8e69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0534",
    "kind": "arxiv",
    "version": 1
  }
}