Pith Number

pith:3XWTJA2D

pith:2019:3XWTJA2DKSHXPABEH2JU4MDIXM

not attested not anchored not stored refs pending

Pseudospin Berry phase as a signature of nontrivial band topology in a two-dimensional system

F. Cou\"edo, H. Irie, K. Muraki, K. Onomitsu, K. Suzuki, T. Akiho

arxiv:1902.05310 v2 · 2019-02-14 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3XWTJA2DKSHXPABEH2JU4MDIXM}

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	2026-07-05T00:27:57.442074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dded348343548f7780243e934e3068bb155196e7af78d7011c70997607558f79

Aliases

arxiv: 1902.05310 · arxiv_version: 1902.05310v2 · doi: 10.48550/arxiv.1902.05310 · pith_short_12: 3XWTJA2DKSHX · pith_short_16: 3XWTJA2DKSHXPABE · pith_short_8: 3XWTJA2D

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/3XWTJA2DKSHXPABEH2JU4MDIXM \
  | 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: dded348343548f7780243e934e3068bb155196e7af78d7011c70997607558f79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa721c970cb475afb4ecdd5e7a17d8a30b891ebe755d364d132af6a68625a84",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-02-14T11:41:13Z",
    "title_canon_sha256": "20a508952b8427356abfd6b91789085f40a4cb65efc0b4edf17a57b24e9aaf1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05310",
    "kind": "arxiv",
    "version": 2
  }
}