Pith Number

pith:CPYUSBG2

pith:2013:CPYUSBG2B52QLZFR4V4C3U55WR

not attested not anchored not stored refs pending

Theory of metal-intercalated phenacenes: Why molecular valence 3 is special

Sumit Mazumdar, Tirthankar Dutta

arxiv:1311.3931 v4 · 2013-11-15 · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CPYUSBG2B52QLZFR4V4C3U55WR}

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	2026-05-18T02:49:09.897020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13f14904da0f7505e4b1e5782dd3bdb4665e810fb5238c786b071631cbfa037d

Aliases

arxiv: 1311.3931 · arxiv_version: 1311.3931v4 · doi: 10.48550/arxiv.1311.3931 · pith_short_12: CPYUSBG2B52Q · pith_short_16: CPYUSBG2B52QLZFR · pith_short_8: CPYUSBG2

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/CPYUSBG2B52QLZFR4V4C3U55WR \
  | 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: 13f14904da0f7505e4b1e5782dd3bdb4665e810fb5238c786b071631cbfa037d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ac5078ec354dfff33de4128e1e43ff05a06cb11d7b5f9a5623a7e9c7fc41cd0",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-11-15T17:30:09Z",
    "title_canon_sha256": "ef44fd606dc459a2ad0de5ea59f8d799b7f8f490238ea3f2f0514fce6e81de9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3931",
    "kind": "arxiv",
    "version": 4
  }
}