Pith Number

pith:I7STLNQI

pith:2026:I7STLNQIVX7QPQDHIIQ4GH74G5

not attested not anchored not stored refs pending

Physics-constrained Gaussian Processes for Predicting Shockwave Hugoniot Curves

Alejandro Strachan, Chunyu Li, George D. Pasparakis, Himanshu Sharma, Lori Graham-Brady, Michael D. Shields, Rushik Desai

arxiv:2601.06655 v2 · 2026-01-10 · cs.CE · physics.comp-ph · 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{I7STLNQIVX7QPQDHIIQ4GH74G5}

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	2026-06-05T01:14:33.059417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47e535b608adff07c0674221c31ffc37465f848bba5e32feec55f3cd7487dc07

Aliases

arxiv: 2601.06655 · arxiv_version: 2601.06655v2 · doi: 10.48550/arxiv.2601.06655 · pith_short_12: I7STLNQIVX7Q · pith_short_16: I7STLNQIVX7QPQDH · pith_short_8: I7STLNQI

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/I7STLNQIVX7QPQDHIIQ4GH74G5 \
  | 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: 47e535b608adff07c0674221c31ffc37465f848bba5e32feec55f3cd7487dc07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d8de51eb966fe91cc44e79d0ff4105d69184647fd94f3f1c71f7759ad553fc1",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2026-01-10T18:54:24Z",
    "title_canon_sha256": "d197116b4af7f87b3ff8dbf48454d5a4d2bf727c2e6746c32557877ce2cb3ca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.06655",
    "kind": "arxiv",
    "version": 2
  }
}