Pith Number

pith:UK3Y545I

pith:2015:UK3Y545IN7IWLKWZCSCQSL7FL5

not attested not anchored not stored refs pending

Topology of Fermi Surfaces and anomaly inflows

Alejandro Adem, Daniel Sheinbaum, Gordon W. Semenoff, Omar Antol\'in Camarena

arxiv:1509.01635 v3 · 2015-09-04 · cond-mat.mes-hall · cond-mat.supr-con · hep-th · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UK3Y545IN7IWLKWZCSCQSL7FL5}

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	2026-05-18T00:58:04.433147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2b78ef3a86fd165aad91485092fe55f6478b2fc5a6dd89d3a94155170f8c0c0

Aliases

arxiv: 1509.01635 · arxiv_version: 1509.01635v3 · doi: 10.48550/arxiv.1509.01635 · pith_short_12: UK3Y545IN7IW · pith_short_16: UK3Y545IN7IWLKWZ · pith_short_8: UK3Y545I

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/UK3Y545IN7IWLKWZCSCQSL7FL5 \
  | 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: a2b78ef3a86fd165aad91485092fe55f6478b2fc5a6dd89d3a94155170f8c0c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a128b92974d3854abf3cea349016bb7b583410f5b45b148aba78c7830223d8c3",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-09-04T23:23:21Z",
    "title_canon_sha256": "e05f02ceddb545679993ba72ff6fdff562074df19d8193fa5e47702b082906f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01635",
    "kind": "arxiv",
    "version": 3
  }
}