Pith Number

pith:UNPHYRXX

pith:2017:UNPHYRXXWIP2WVIZBDTB7XP53I

not attested not anchored not stored refs pending

Compact stars: a generalized model

Debabrata Deb, P.K.F. Kuhfittig, Saibal Ray, S.K. Maurya

arxiv:1703.08436 v2 · 2017-03-22 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UNPHYRXXWIP2WVIZBDTB7XP53I}

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	2026-05-18T00:21:46.470978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a35e7c46f7b21fab551908e61fddfdda120d593ca414ff686c1e0046578fd4c0

Aliases

arxiv: 1703.08436 · arxiv_version: 1703.08436v2 · doi: 10.48550/arxiv.1703.08436 · pith_short_12: UNPHYRXXWIP2 · pith_short_16: UNPHYRXXWIP2WVIZ · pith_short_8: UNPHYRXX

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/UNPHYRXXWIP2WVIZBDTB7XP53I \
  | 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: a35e7c46f7b21fab551908e61fddfdda120d593ca414ff686c1e0046578fd4c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02a5468a9ae39a613a71b95339a913034bac25a5bfe14728918eca92b7c7dd42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2017-03-22T07:01:53Z",
    "title_canon_sha256": "4d908744beb2c869c887c3b6c3acbeffe916f7b1298dbf49f8c4c42f491d8a90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08436",
    "kind": "arxiv",
    "version": 2
  }
}