Pith Number

pith:D6F2Q5RR

pith:2025:D6F2Q5RRYGDMG6NHXMUA25U5UA

not attested not anchored not stored refs pending

Causality constraints on radiative transfer

Lorenzo Gavassino

arxiv:2502.08740 v2 · 2025-02-12 · nucl-th · astro-ph.HE · hep-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{D6F2Q5RRYGDMG6NHXMUA25U5UA}

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	2026-07-05T11:00:04.607400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f8ba87631c186c379a7bb280d769da00c77a3e734c6679b2be463942e0c3f56

Aliases

arxiv: 2502.08740 · arxiv_version: 2502.08740v2 · doi: 10.48550/arxiv.2502.08740 · pith_short_12: D6F2Q5RRYGDM · pith_short_16: D6F2Q5RRYGDMG6NH · pith_short_8: D6F2Q5RR

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/D6F2Q5RRYGDMG6NHXMUA25U5UA \
  | 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: 1f8ba87631c186c379a7bb280d769da00c77a3e734c6679b2be463942e0c3f56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4cd6e729cad6b56d94f9d9077a6b3eec27dd4b1ee8136463a83066c196802c2",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2025-02-12T19:21:32Z",
    "title_canon_sha256": "9e2a00f7992d50301b46f9f3cc4f3927bfc36573c408d104fcad05464b0e8b98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08740",
    "kind": "arxiv",
    "version": 2
  }
}