Pith Number

pith:COQCGBJ2

pith:2012:COQCGBJ25MLBG6IES53SL2YIPC

not attested not anchored not stored refs pending

Absence of photoemission from the Fermi level in potassium intercalated picene and coronene films: structure, polaron or correlation physics?

Benjamin Mahns, Friedrich Roth, Martin Knupfer

arxiv:1203.4728 v1 · 2012-03-21 · cond-mat.supr-con · 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{COQCGBJ25MLBG6IES53SL2YIPC}

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	2026-05-18T03:58:50.705264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13a023053aeb16137904977725eb0878a33db33507919a1f4a1ad08ea3aed072

Aliases

arxiv: 1203.4728 · arxiv_version: 1203.4728v1 · doi: 10.48550/arxiv.1203.4728 · pith_short_12: COQCGBJ25MLB · pith_short_16: COQCGBJ25MLBG6IE · pith_short_8: COQCGBJ2

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/COQCGBJ25MLBG6IES53SL2YIPC \
  | 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: 13a023053aeb16137904977725eb0878a33db33507919a1f4a1ad08ea3aed072

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ca46f799c62f1cdc75abcecd8d695b24a795bfda18875beb4fe125ea2cc32ef",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-03-21T13:29:25Z",
    "title_canon_sha256": "64016c31fe885dda4db8da370bf39cd1d72686649fae9ee135b688f3051e2e98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4728",
    "kind": "arxiv",
    "version": 1
  }
}