Pith Number

pith:J6NA4DRX

pith:2013:J6NA4DRXNS2LEI4R4DZH2VB56H

not attested not anchored not stored refs pending

Unoccupied electronic band structure of the semi-metallic Bi(111) surface probed with two-photon photoemission

Christopher Bronner, Petra Tegeder

arxiv:1301.4840 v1 · 2013-01-21 · 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{J6NA4DRXNS2LEI4R4DZH2VB56H}

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	2026-05-18T03:35:55.434516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f9a0e0e376cb4b22391e0f27d543df1f61c5bf46c113dced089a006a5d5710c

Aliases

arxiv: 1301.4840 · arxiv_version: 1301.4840v1 · doi: 10.48550/arxiv.1301.4840 · pith_short_12: J6NA4DRXNS2L · pith_short_16: J6NA4DRXNS2LEI4R · pith_short_8: J6NA4DRX

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/J6NA4DRXNS2LEI4R4DZH2VB56H \
  | 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: 4f9a0e0e376cb4b22391e0f27d543df1f61c5bf46c113dced089a006a5d5710c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732c440b486cd4d680aa170c8e2286153837d09cc9ff9130030eb43880365b0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-01-21T12:27:57Z",
    "title_canon_sha256": "2022501ff4016ca58409a246ac9036ea17f6ed4d63a468d467f8f3e7b889cf8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4840",
    "kind": "arxiv",
    "version": 1
  }
}