Pith Number

pith:FC2O56KL

pith:2013:FC2O56KL5MSPPMPCP2YTHMIJ3Q

not attested not anchored not stored refs pending

Interaction between Generalized Varying Chaplygin gas and Tachyonic Fluid

Martiros Khurshudyan

arxiv:1301.1021 v2 · 2013-01-06 · physics.gen-ph · 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{FC2O56KL5MSPPMPCP2YTHMIJ3Q}

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	2026-05-18T03:34:37.677463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b4eef94beb24f7b1e27eb133b109dc34ecfff038d4deaf1a05bbedc1390ec9

Aliases

arxiv: 1301.1021 · arxiv_version: 1301.1021v2 · doi: 10.48550/arxiv.1301.1021 · pith_short_12: FC2O56KL5MSP · pith_short_16: FC2O56KL5MSPPMPC · pith_short_8: FC2O56KL

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/FC2O56KL5MSPPMPCP2YTHMIJ3Q \
  | 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: 28b4eef94beb24f7b1e27eb133b109dc34ecfff038d4deaf1a05bbedc1390ec9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be60824e6dbf46e312ff8424e977fb84d58dc3c681f99f7fd7e1ebf74fbff898",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2013-01-06T16:35:46Z",
    "title_canon_sha256": "864b7b40551a250dacad4c40931e57472d93d17e0e741b3dd503fd13b827366f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1021",
    "kind": "arxiv",
    "version": 2
  }
}