Pith Number

pith:ODA4BETC

pith:2015:ODA4BETCXE6FUGQBELJP2JUJXT

not attested not anchored not stored refs pending

Three-dimensional topological photonic crystal with a single surface Dirac cone

Chen Fang, John D. Joannopoulos, Liang Fu, Ling Lu, Marin Solja\v{c}i\'c, Steven G. Johnson

arxiv:1507.00337 v1 · 2015-07-01 · cond-mat.mes-hall · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODA4BETCXE6FUGQBELJP2JUJXT}

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	2026-05-18T01:23:29.188595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70c1c09262b93c5a1a0122d2fd2689bcefcd6d06bd74a0db7f74630daaaf7d9f

Aliases

arxiv: 1507.00337 · arxiv_version: 1507.00337v1 · doi: 10.48550/arxiv.1507.00337 · pith_short_12: ODA4BETCXE6F · pith_short_16: ODA4BETCXE6FUGQB · pith_short_8: ODA4BETC

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/ODA4BETCXE6FUGQBELJP2JUJXT \
  | 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: 70c1c09262b93c5a1a0122d2fd2689bcefcd6d06bd74a0db7f74630daaaf7d9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "158493848c4cea1d4f38d7316839149279ea76e3ed09e99cb4c7cc86f298e248",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-07-01T20:00:17Z",
    "title_canon_sha256": "f1bd8eec9c5919f22e18338771d1df8e0e30c28307e2bae09ad641fe432a99b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00337",
    "kind": "arxiv",
    "version": 1
  }
}