Pith Number

pith:EJPRR4L6

pith:2021:EJPRR4L63KA7AE6SUHAVOCVCYY

not attested not anchored not stored refs pending

Fermions on a torus knot

A. A. Ara\'ujo Filho, J. A. A. S. Reis, Subir Ghosh

arxiv:2108.07336 v2 · 2021-08-16 · cond-mat.quant-gas · cond-mat.stat-mech · 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{EJPRR4L63KA7AE6SUHAVOCVCYY}

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	2026-07-05T04:26:19.996701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

225f18f17eda81f013d2a1c1570aa2c602a59575aabeb744dab0b858f3561062

Aliases

arxiv: 2108.07336 · arxiv_version: 2108.07336v2 · doi: 10.48550/arxiv.2108.07336 · pith_short_12: EJPRR4L63KA7 · pith_short_16: EJPRR4L63KA7AE6S · pith_short_8: EJPRR4L6

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/EJPRR4L63KA7AE6SUHAVOCVCYY \
  | 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: 225f18f17eda81f013d2a1c1570aa2c602a59575aabeb744dab0b858f3561062

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dfbfe66ad46c0a69c196e03129e59248fa1704de13084e21b058b23deb3f172",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2021-08-16T20:33:33Z",
    "title_canon_sha256": "c17e27ef4fbf47b0cb1706e779ac3a4831745b3c00e06da3f69e5bfead285904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07336",
    "kind": "arxiv",
    "version": 2
  }
}