Pith Number

pith:VD4QNHBD

pith:2017:VD4QNHBD24KDVXCZHTZDWQPOPI

not attested not anchored not stored refs pending

Density of states in the bilayer graphene with the excitonic pairing interaction

T. K. Kope\'c, V. Apinyan

arxiv:1712.04764 v1 · 2017-12-13 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VD4QNHBD24KDVXCZHTZDWQPOPI}

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	2026-05-18T00:28:03.554228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8f9069c23d7143adc593cf23b41ee7a0af317240452776b4a81f6768a24f89f

Aliases

arxiv: 1712.04764 · arxiv_version: 1712.04764v1 · doi: 10.48550/arxiv.1712.04764 · pith_short_12: VD4QNHBD24KD · pith_short_16: VD4QNHBD24KDVXCZ · pith_short_8: VD4QNHBD

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/VD4QNHBD24KDVXCZHTZDWQPOPI \
  | 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: a8f9069c23d7143adc593cf23b41ee7a0af317240452776b4a81f6768a24f89f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "626a3fcb87d95c85c0db52e388a9bddce2d0d84a48972501cf39abcee4cf03c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2017-12-13T13:48:54Z",
    "title_canon_sha256": "78b563e1ea14570d4b3be29290cd36ffed8bdda7c1c73af5eb54c8dc82afc0c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04764",
    "kind": "arxiv",
    "version": 1
  }
}