Pith Number

pith:HRUVFCM2

pith:2026:HRUVFCM2BD3S4KS5XVLT2FFINM

not attested not anchored not stored refs pending

xCPS: an xAct package for covariant phase space, Noether charges, and entropy

Juan Margalef-Bentabol

arxiv:2606.05204 v1 · 2026-05-22 · math-ph · gr-qc · hep-th · math.MP · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRUVFCM2BD3S4KS5XVLT2FFINM}

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	2026-06-05T00:13:48.641874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c6952899a08f72e2a5dbd573d14a86b2ef1432dd6b784b0690febfd84eaffb6

Aliases

arxiv: 2606.05204 · arxiv_version: 2606.05204v1 · doi: 10.48550/arxiv.2606.05204 · pith_short_12: HRUVFCM2BD3S · pith_short_16: HRUVFCM2BD3S4KS5 · pith_short_8: HRUVFCM2

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/HRUVFCM2BD3S4KS5XVLT2FFINM \
  | 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: 3c6952899a08f72e2a5dbd573d14a86b2ef1432dd6b784b0690febfd84eaffb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c04133c15e55ac803fa91bc4b543181f5df16256b4ef644129e7222efbc266e6",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math.MP",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2026-05-22T23:22:03Z",
    "title_canon_sha256": "fd6e07f6fb6ffb4afb5b6c7c9f784f1eb1e00fff9be7a707832ea9132f20ecd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05204",
    "kind": "arxiv",
    "version": 1
  }
}