Pith Number

pith:T7DPLMXS

pith:2013:T7DPLMXSBYC5VPFDRYX4NNZJZ4

not attested not anchored not stored refs pending

Excitons and biexcitons in symmetric electron-hole bilayers

Pablo L\'opez R\'ios, Richard J. Needs, Ryo Maezono, Tetsuo Ogawa

arxiv:1309.2091 v1 · 2013-09-09 · cond-mat.str-el · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7DPLMXSBYC5VPFDRYX4NNZJZ4}

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	2026-05-18T03:13:47.203100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc6f5b2f20e05dabca38e2fc6b729cf14a932206ec1bc52ccd08b7177880bcb

Aliases

arxiv: 1309.2091 · arxiv_version: 1309.2091v1 · doi: 10.48550/arxiv.1309.2091 · pith_short_12: T7DPLMXSBYC5 · pith_short_16: T7DPLMXSBYC5VPFD · pith_short_8: T7DPLMXS

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/T7DPLMXSBYC5VPFDRYX4NNZJZ4 \
  | 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: 9fc6f5b2f20e05dabca38e2fc6b729cf14a932206ec1bc52ccd08b7177880bcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f8559257bd2d5f874e9bd8405712799bd7021137e31140321ab6160d4dea1f5",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-09-09T09:54:44Z",
    "title_canon_sha256": "5acf1da7c8bdd3ecc8c735484633b50585a6032c57b6bd86d9d7007a776eba9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2091",
    "kind": "arxiv",
    "version": 1
  }
}