Pith Number

pith:SVGYAJSW

pith:2013:SVGYAJSWCE6HT7YOCXEN5BFRZK

not attested not anchored not stored refs pending

Effects of New Viscosity Model on Cosmological Evolution

Jiaxin Wang, Xinhe Meng

arxiv:1303.4964 v3 · 2013-03-20 · astro-ph.CO · 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{SVGYAJSWCE6HT7YOCXEN5BFRZK}

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	2026-05-18T03:01:35.892077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

954d802656113c79ff0e15c8de84b1cab30163571343e486e3b2fe1002469659

Aliases

arxiv: 1303.4964 · arxiv_version: 1303.4964v3 · doi: 10.48550/arxiv.1303.4964 · pith_short_12: SVGYAJSWCE6H · pith_short_16: SVGYAJSWCE6HT7YO · pith_short_8: SVGYAJSW

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/SVGYAJSWCE6HT7YOCXEN5BFRZK \
  | 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: 954d802656113c79ff0e15c8de84b1cab30163571343e486e3b2fe1002469659

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57c78e663660ab5e0ce48e854004650f40073ab4fd898a16cd4eecbf9dc7c161",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-20T15:24:40Z",
    "title_canon_sha256": "50c5aea2075962afdb5724a7e7b383471d5bbf05d322545c986be481a7b65910"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4964",
    "kind": "arxiv",
    "version": 3
  }
}