Pith Number

pith:YSNOKR57

pith:2015:YSNOKR57G5HM52IKW5HLXWKGME

not attested not anchored not stored refs pending

Some non linear interactions in polytropic gas cosmology: Phase space analysis

Martiros Khurshudyan

arxiv:1510.07962 v1 · 2015-10-16 · 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{YSNOKR57G5HM52IKW5HLXWKGME}

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	2026-05-18T01:28:44.947157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c49ae547bf374ecee90ab74ebbd9466112409d8cc72690a43494465703723c14

Aliases

arxiv: 1510.07962 · arxiv_version: 1510.07962v1 · doi: 10.48550/arxiv.1510.07962 · pith_short_12: YSNOKR57G5HM · pith_short_16: YSNOKR57G5HM52IK · pith_short_8: YSNOKR57

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/YSNOKR57G5HM52IKW5HLXWKGME \
  | 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: c49ae547bf374ecee90ab74ebbd9466112409d8cc72690a43494465703723c14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634c52da6f3df4993dddc0fdef8f683e5148fff3c0bf49d0046d472cdb003c87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2015-10-16T12:39:10Z",
    "title_canon_sha256": "25fe6ddc0b80f1b1ae2b56cc5d725e8ec2cbc42679a4bd7eb598b45d38e4986d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07962",
    "kind": "arxiv",
    "version": 1
  }
}