Pith Number

pith:SWQDXFVL

pith:2012:SWQDXFVLKLDGLAKD6RVOBD6TRR

not attested not anchored not stored refs pending

Calculation of the Structure Properties of a Strange Quark Star in the Presence of Strong Magnetic Field Using a Density Dependent Bag Constant

Fatemeh Kayanikhoo, Gholam Hossein Bordbar, Hajar Bahri

arxiv:1204.0325 v1 · 2012-04-02 · hep-ph · astro-ph.SR · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWQDXFVLKLDGLAKD6RVOBD6TRR}

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	2026-05-18T01:57:58.235285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95a03b96ab52c6658143f46ae08fd38c5a9e9a6079e8c2246dddbd681fd5761c

Aliases

arxiv: 1204.0325 · arxiv_version: 1204.0325v1 · doi: 10.48550/arxiv.1204.0325 · pith_short_12: SWQDXFVLKLDG · pith_short_16: SWQDXFVLKLDGLAKD · pith_short_8: SWQDXFVL

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/SWQDXFVLKLDGLAKD6RVOBD6TRR \
  | 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: 95a03b96ab52c6658143f46ae08fd38c5a9e9a6079e8c2246dddbd681fd5761c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2a7ef04455d50f2fd6f8104fd4ae8dd5b72213eb7d3107cf85006c2229602c0",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "nucl-th"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "hep-ph",
    "submitted_at": "2012-04-02T06:54:58Z",
    "title_canon_sha256": "290b7d5fb4e59f27b8fa8cde23fe29161035eee0a44de595ffd633c7b6bc8ca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0325",
    "kind": "arxiv",
    "version": 1
  }
}