Pith Number

pith:UME2ZX3I

pith:2016:UME2ZX3IPZCHSUFX7ZH476NJDS

not attested not anchored not stored refs pending

Negativity spectrum in 1D gapped phases of matter

Glen Bigan Mbeng, Pasquale Calabrese, Vincenzo Alba

arxiv:1612.05172 v2 · 2016-12-15 · cond-mat.str-el · cond-mat.stat-mech · hep-th · math-ph · math.MP · 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{UME2ZX3IPZCHSUFX7ZH476NJDS}

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	2026-05-18T00:46:18.689235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a309acdf687e447950b7fe4fcff9a91c9c76cdcd8c66d2399e1d3dc1e7c344d6

Aliases

arxiv: 1612.05172 · arxiv_version: 1612.05172v2 · doi: 10.48550/arxiv.1612.05172 · pith_short_12: UME2ZX3IPZCH · pith_short_16: UME2ZX3IPZCHSUFX · pith_short_8: UME2ZX3I

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/UME2ZX3IPZCHSUFX7ZH476NJDS \
  | 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: a309acdf687e447950b7fe4fcff9a91c9c76cdcd8c66d2399e1d3dc1e7c344d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db442a9d0886e8e7fae02b4c6e708ccf465c66f4542466f0d4a88ff909282de4",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th",
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-12-15T18:03:55Z",
    "title_canon_sha256": "fdc8eb5614f8ec607721f7fcb66a6b66adb7806b7e7ff8785ac52daf12a3bb5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05172",
    "kind": "arxiv",
    "version": 2
  }
}