Pith Number

pith:2MAILACB

pith:2013:2MAILACBKNINFFY24UH66TEMDB

not attested not anchored not stored refs pending

Isotropization in Chaplygin matter universes connected by a wormhole

Anna Mokeeva, Vladimir Popov

arxiv:1304.5608 v1 · 2013-04-20 · 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{2MAILACBKNINFFY24UH66TEMDB}

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	2026-05-18T03:16:40.202964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3008580415350d2971ae50fef4c8c18481ad59fc3a291e09cb15a09402c0b42

Aliases

arxiv: 1304.5608 · arxiv_version: 1304.5608v1 · doi: 10.48550/arxiv.1304.5608 · pith_short_12: 2MAILACBKNIN · pith_short_16: 2MAILACBKNINFFY2 · pith_short_8: 2MAILACB

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/2MAILACBKNINFFY24UH66TEMDB \
  | 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: d3008580415350d2971ae50fef4c8c18481ad59fc3a291e09cb15a09402c0b42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fa90c108f9c2ebbe957674d3b7ecea2c3d39d9ae13daef483de7542dc7c611e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-20T08:43:29Z",
    "title_canon_sha256": "59b9b11a13923a874567a5067fe915b3b30bd9b55b398f7e62d240271c137bee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5608",
    "kind": "arxiv",
    "version": 1
  }
}