Pith Number

pith:LEQUU7FL

pith:2019:LEQUU7FLF2MRQKRR4A6XCP354V

not attested not anchored not stored refs pending

Type and Degree of Covalence: Empirical Derivation and Implications

David Cahen, Gary Hodes, Thomas Kirchartz, Yevgeny Rakita

arxiv:1907.03971 v1 · 2019-07-09 · 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{LEQUU7FLF2MRQKRR4A6XCP354V}

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	2026-05-17T23:41:06.180069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59214a7cab2e99182a31e03d713f7de541730ce7da70ee69fd84e7e05b012392

Aliases

arxiv: 1907.03971 · arxiv_version: 1907.03971v1 · doi: 10.48550/arxiv.1907.03971 · pith_short_12: LEQUU7FLF2MR · pith_short_16: LEQUU7FLF2MRQKRR · pith_short_8: LEQUU7FL

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/LEQUU7FLF2MRQKRR4A6XCP354V \
  | 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: 59214a7cab2e99182a31e03d713f7de541730ce7da70ee69fd84e7e05b012392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6abaf2a35d52c09d77baa1734621c25ea6a2edac300ac06571671ebc4f8d8008",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-07-09T03:41:34Z",
    "title_canon_sha256": "bb33f9320073b1a0b22c54ac222dfce5a9e6bb66574223bb40c62e2cbeee87bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03971",
    "kind": "arxiv",
    "version": 1
  }
}