Pith Number

pith:3X52IGGB

pith:2023:3X52IGGBDYL4EDSDRDHLETYHTP

not attested not anchored not stored refs pending

Learning thermodynamically constrained equations of state with uncertainty

Dimitrios Tsapetis, Himanshu Sharma, Jim A. Gaffney, Michael D. Shields

arxiv:2306.17004 v2 · 2023-06-29 · physics.data-an · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3X52IGGBDYL4EDSDRDHLETYHTP}

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	2026-07-05T07:48:30.225567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddfba418c11e17c20e4388ceb24f079bd6d866f83f93272868280cd583b91fef

Aliases

arxiv: 2306.17004 · arxiv_version: 2306.17004v2 · doi: 10.48550/arxiv.2306.17004 · pith_short_12: 3X52IGGBDYL4 · pith_short_16: 3X52IGGBDYL4EDSD · pith_short_8: 3X52IGGB

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/3X52IGGBDYL4EDSDRDHLETYHTP \
  | 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: ddfba418c11e17c20e4388ceb24f079bd6d866f83f93272868280cd583b91fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49d0b7c1996262c0de9840ceb8e2109a5c18817c6d991ed19994e835112803e8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2023-06-29T15:02:16Z",
    "title_canon_sha256": "ce1ded476339ef220ee87fd93ec7c7f8be8ab9bcfc3db0f77889100308d9386a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.17004",
    "kind": "arxiv",
    "version": 2
  }
}