Pith Number

pith:HMJF2YT6

pith:2017:HMJF2YT63WUX6O5VKI3BSYXTIP

not attested not anchored not stored refs pending

Optical selection rules for excitonic Rydberg series in the massive Dirac cones of hexagonal 2D materials

Hongyi Yu, Pu Gong, Wang Yao, Yong Wang

arxiv:1702.00270 v1 · 2017-02-01 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HMJF2YT63WUX6O5VKI3BSYXTIP}

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	2026-05-18T00:48:25.822439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b125d627edda97f3bb552361962f343f2780ddbf1ba582b3feaff799e0d3346

Aliases

arxiv: 1702.00270 · arxiv_version: 1702.00270v1 · doi: 10.48550/arxiv.1702.00270 · pith_short_12: HMJF2YT63WUX · pith_short_16: HMJF2YT63WUX6O5V · pith_short_8: HMJF2YT6

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/HMJF2YT63WUX6O5VKI3BSYXTIP \
  | 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: 3b125d627edda97f3bb552361962f343f2780ddbf1ba582b3feaff799e0d3346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adbc9018e6667aff685e74cf1f57560c859c2cbe9c7fecf1cf1e1a144a571b17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-02-01T14:21:42Z",
    "title_canon_sha256": "722aacc991e88b29b153bc79fc24920a3f93495ecb11769ad472cf1a054f920b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00270",
    "kind": "arxiv",
    "version": 1
  }
}