Pith Number

pith:Z5L3MYLC

pith:2013:Z5L3MYLC55NASXEXTPGSAJK5PI

not attested not anchored not stored refs pending

Anisotropic fluid in a time dependent conformally flat spacetime

Hristu Culetu

arxiv:1303.3407 v1 · 2013-03-14 · 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{Z5L3MYLC55NASXEXTPGSAJK5PI}

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	2026-05-18T03:30:54.628169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf57b66162ef5a095c979bcd20255d7a092ff835632e591b74766ce4ef48849d

Aliases

arxiv: 1303.3407 · arxiv_version: 1303.3407v1 · doi: 10.48550/arxiv.1303.3407 · pith_short_12: Z5L3MYLC55NA · pith_short_16: Z5L3MYLC55NASXEX · pith_short_8: Z5L3MYLC

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/Z5L3MYLC55NASXEXTPGSAJK5PI \
  | 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: cf57b66162ef5a095c979bcd20255d7a092ff835632e591b74766ce4ef48849d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f316bbe8c05f94e37fb7b031aa3ab9956988a1180ab3380ce26fe557cfea4662",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-03-14T11:05:49Z",
    "title_canon_sha256": "bc9cb1dfb06b49ad6dd5f445ac48215def6bf2184583663f2f9d178ce70b08bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3407",
    "kind": "arxiv",
    "version": 1
  }
}