Pith Number

pith:GB47H6HP

pith:2020:GB47H6HP3TKNQMU3PSF4FIYJTM

not attested not anchored not stored refs pending

Gravitational entropy of wormholes with exotic matter and in galactic halos

Jos\'e A. C. Nogales, R. de C. Lima, S. H. Pereira

arxiv:2003.08344 v1 · 2020-03-18 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GB47H6HP3TKNQMU3PSF4FIYJTM}

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	2026-07-05T00:49:06.225460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3079f3f8efdcd4d8329b7c8bc2a3099b32f33cfc834615c8634d476b938dcb3c

Aliases

arxiv: 2003.08344 · arxiv_version: 2003.08344v1 · doi: 10.48550/arxiv.2003.08344 · pith_short_12: GB47H6HP3TKN · pith_short_16: GB47H6HP3TKNQMU3 · pith_short_8: GB47H6HP

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/GB47H6HP3TKNQMU3PSF4FIYJTM \
  | 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: 3079f3f8efdcd4d8329b7c8bc2a3099b32f33cfc834615c8634d476b938dcb3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a6ec41c39cf8817cc8c40c079d9971b6f56274a5c3c8f19b70569b84437636c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-18T17:18:00Z",
    "title_canon_sha256": "83d49a6750410480bc56da86aa762d7f1bcf5c1346a51673c6a4cb72275a97ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.08344",
    "kind": "arxiv",
    "version": 1
  }
}