Pith Number

pith:5JGZJBL5

pith:2015:5JGZJBL5AGOHFS2MU4UVSFE652

not attested not anchored not stored refs pending

Anisotropic Strange Quintessence Stars in $f(R)$ Gravity

G. Abbas, G. Mustafa, M. Zubair

arxiv:1509.08756 v1 · 2015-08-21 · physics.gen-ph

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

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	2026-05-18T01:31:47.201812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea4d94857d019c72cb4ca72959149eeeb9d7c5ce88bc6ce2f0585549f039b4f5

Aliases

arxiv: 1509.08756 · arxiv_version: 1509.08756v1 · doi: 10.48550/arxiv.1509.08756 · pith_short_12: 5JGZJBL5AGOH · pith_short_16: 5JGZJBL5AGOHFS2M · pith_short_8: 5JGZJBL5

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/5JGZJBL5AGOHFS2MU4UVSFE652 \
  | 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: ea4d94857d019c72cb4ca72959149eeeb9d7c5ce88bc6ce2f0585549f039b4f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "216d5b2d456af24524d37ec619f6000a6c7a9569a04756fdf0f87c7c477e43cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2015-08-21T07:49:29Z",
    "title_canon_sha256": "458ab3943c2725eab33f9cba2e4b58cb6308dbdbe3f5a97d334f3de0c027bda9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08756",
    "kind": "arxiv",
    "version": 1
  }
}