Pith Number

pith:2UQ3BNO5

pith:2025:2UQ3BNO5CKO4VGEXKT64TQCWKN

not attested not anchored not stored refs pending

Observational constraints in late time for an axially symmetric transitioning model with bulk viscous fluid

Anirudh Pradhan, G. K. Goswami, Vipin Chandra Dubey

arxiv:2504.19523 v1 · 2025-04-28 · 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{2UQ3BNO5CKO4VGEXKT64TQCWKN}

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	2026-07-05T10:54:58.791360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d521b0b5dd129dca989754fdc9c056537c626381d3b39de3f9624b9ce9337504

Aliases

arxiv: 2504.19523 · arxiv_version: 2504.19523v1 · doi: 10.48550/arxiv.2504.19523 · pith_short_12: 2UQ3BNO5CKO4 · pith_short_16: 2UQ3BNO5CKO4VGEX · pith_short_8: 2UQ3BNO5

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/2UQ3BNO5CKO4VGEXKT64TQCWKN \
  | 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: d521b0b5dd129dca989754fdc9c056537c626381d3b39de3f9624b9ce9337504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d364dd6e1e1fd595890e20d905e48f5775fe300acb2859260ff7876d0238efed",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-04-28T06:41:32Z",
    "title_canon_sha256": "7cc3327e402556c888c73d6986899ebc4f504f252e22092e59d39819db437147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.19523",
    "kind": "arxiv",
    "version": 1
  }
}