Pith Number

pith:2BUU4BTU

pith:2025:2BUU4BTUN23FDYPAUZFL4EW7H2

not attested not anchored not stored refs pending

Boundary terms in cosmology

\'Angel Cuevas, C. Ortiz, Javier Chagoya

arxiv:2505.23679 v2 · 2025-05-29 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BUU4BTUN23FDYPAUZFL4EW7H2}

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	2026-07-05T11:15:00.817430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0694e06746eb651e1e0a64abe12df3e9212f3ece316bc27028d86714483a63b

Aliases

arxiv: 2505.23679 · arxiv_version: 2505.23679v2 · doi: 10.48550/arxiv.2505.23679 · pith_short_12: 2BUU4BTUN23F · pith_short_16: 2BUU4BTUN23FDYPA · pith_short_8: 2BUU4BTU

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/2BUU4BTUN23FDYPAUZFL4EW7H2 \
  | 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: d0694e06746eb651e1e0a64abe12df3e9212f3ece316bc27028d86714483a63b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06f3af4e20a589c2b3aca8aeeaafab0a56103508a744194e41d219a6c6be6427",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-05-29T17:20:28Z",
    "title_canon_sha256": "1d80c37721dfaa43d58aefb06305e4b297f1f3b4be82f217191f0b91fb75ad82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23679",
    "kind": "arxiv",
    "version": 2
  }
}