Pith Number

pith:ZF6QPVXK

pith:2010:ZF6QPVXKRGQAJTAA7KIXIZ5ROZ

not attested not anchored not stored refs pending

Perfect fluids from high power sigma-models

Radu Slobodeanu

arxiv:1006.1133 v4 · 2010-06-06 · math.DG · astro-ph.CO · 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{ZF6QPVXKRGQAJTAA7KIXIZ5ROZ}

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	2026-05-18T04:06:17.790908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c97d07d6ea89a004cc00fa917467b1766921d4870b35f62ede2c0eb50f57bc4e

Aliases

arxiv: 1006.1133 · arxiv_version: 1006.1133v4 · doi: 10.48550/arxiv.1006.1133 · pith_short_12: ZF6QPVXKRGQA · pith_short_16: ZF6QPVXKRGQAJTAA · pith_short_8: ZF6QPVXK

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/ZF6QPVXKRGQAJTAA7KIXIZ5ROZ \
  | 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: c97d07d6ea89a004cc00fa917467b1766921d4870b35f62ede2c0eb50f57bc4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047b173714502b977eed52e179f108fa0cb29a66d2e68333882bd4eef2e06eba",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-06-06T19:53:59Z",
    "title_canon_sha256": "fea2aaad49b6e0648d30f3b746efae7327c88b9025f996a1639bb48fb3427486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1133",
    "kind": "arxiv",
    "version": 4
  }
}