Pith Number

pith:VDQRQ4DF

pith:2003:VDQRQ4DFZRGYLA5RGG5DG7THCD

not attested not anchored not stored refs pending

Measures of Decoherence

Arkady Fedorov, Leonid Fedichkin, Vladimir Privman

arxiv:cond-mat/0303158 v2 · 2003-03-10 · cond-mat.mes-hall · cond-mat.mtrl-sci · cond-mat.stat-mech · cond-mat.str-el · cond-mat.supr-con · 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{VDQRQ4DFZRGYLA5RGG5DG7THCD}

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	2026-05-18T04:39:29.394645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8e1187065cc4d8583b131ba337e6710fa9bc828084ec985e1c60a56b1a37a9f

Aliases

arxiv: cond-mat/0303158 · arxiv_version: cond-mat/0303158v2 · doi: 10.48550/arxiv.cond-mat/0303158 · pith_short_12: VDQRQ4DFZRGY · pith_short_16: VDQRQ4DFZRGYLA5R · pith_short_8: VDQRQ4DF

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/VDQRQ4DFZRGYLA5RGG5DG7THCD \
  | 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: a8e1187065cc4d8583b131ba337e6710fa9bc828084ec985e1c60a56b1a37a9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2a125b820a614bc4fd49eb31c18ad7585eb37e80e2768d184f9be674cd7a10b",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.stat-mech",
      "cond-mat.str-el",
      "cond-mat.supr-con",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2003-03-10T18:47:00Z",
    "title_canon_sha256": "744e3f2aaceff93688f8e4647fdd2c71f46daf7762ee753e288bd3ecebbae0aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0303158",
    "kind": "arxiv",
    "version": 2
  }
}