Pith Number

pith:IUNYDTN4

pith:2009:IUNYDTN47GZLOVODTY5F32J5X7

not attested not anchored not stored refs pending

Quantum hydrodynamics of electron gases

Radomir Slavchov, Roumen Tsekov

arxiv:0908.4550 v4 · 2009-08-31 · cond-mat.other · quant-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{IUNYDTN47GZLOVODTY5F32J5X7}

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	2026-05-18T04:24:04.187463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

451b81cdbcf9b2b755c39e3a5de93dbfe8b2d98eaee9a7ac64395b7fec3eb712

Aliases

arxiv: 0908.4550 · arxiv_version: 0908.4550v4 · doi: 10.48550/arxiv.0908.4550 · pith_short_12: IUNYDTN47GZL · pith_short_16: IUNYDTN47GZLOVOD · pith_short_8: IUNYDTN4

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/IUNYDTN47GZLOVODTY5F32J5X7 \
  | 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: 451b81cdbcf9b2b755c39e3a5de93dbfe8b2d98eaee9a7ac64395b7fec3eb712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fc6bcc86505b51f1f7bbf845ef43fb3f6ee322841429fd8074b65667957040f",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2009-08-31T16:07:58Z",
    "title_canon_sha256": "ba4a05f59e7e48db06fbdea3db1b4c0f7cfe02fc5ecfba47be3e7d9d005d1720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4550",
    "kind": "arxiv",
    "version": 4
  }
}