Pith Number

pith:D6LALTTN

pith:2013:D6LALTTNOIYOM3IWVF4FXYPPUU

not attested not anchored not stored refs pending

Interaction between viscous varying modified cosmic Chaplygin gas and Tachyonic fluid

Hoda Farahani, Jafar Sadeghi

arxiv:1304.6987 v2 · 2013-04-25 · gr-qc · hep-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{D6LALTTNOIYOM3IWVF4FXYPPUU}

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	2026-05-18T03:16:51.041106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f9605ce6d7230e66d16a9785be1efa5101688393a933ffe0254f573394141b8

Aliases

arxiv: 1304.6987 · arxiv_version: 1304.6987v2 · doi: 10.48550/arxiv.1304.6987 · pith_short_12: D6LALTTNOIYO · pith_short_16: D6LALTTNOIYOM3IW · pith_short_8: D6LALTTN

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/D6LALTTNOIYOM3IWVF4FXYPPUU \
  | 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: 1f9605ce6d7230e66d16a9785be1efa5101688393a933ffe0254f573394141b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd1a9874db6244a2c8cde93e5e637c9c26510f02b6aaa9062ff357cc1be8064b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-25T19:36:19Z",
    "title_canon_sha256": "68e73beff7d6fbee972034a65708998aa9f527751f7f6de4f43461531dab12ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6987",
    "kind": "arxiv",
    "version": 2
  }
}