Pith Number

pith:7VUQKJWH

pith:2008:7VUQKJWHPIL4JERDBBAYTLLJ2N

not attested not anchored not stored refs pending

Characterization of agostic interactions in theory and computation

Matthias Lein

arxiv:0807.1751 v1 · 2008-07-10 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7VUQKJWHPIL4JERDBBAYTLLJ2N}

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	2026-07-04T17:27:26.673184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd690526c77a17c49223084189ad69d37d0befb0b3497a1b2db227aa8c88bc0a

Aliases

arxiv: 0807.1751 · arxiv_version: 0807.1751v1 · doi: 10.48550/arxiv.0807.1751 · pith_short_12: 7VUQKJWHPIL4 · pith_short_16: 7VUQKJWHPIL4JERD · pith_short_8: 7VUQKJWH

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/7VUQKJWHPIL4JERDBBAYTLLJ2N \
  | 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: fd690526c77a17c49223084189ad69d37d0befb0b3497a1b2db227aa8c88bc0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da353d5291cb4e6b7c9e4d51f48a7413ac8850e059d5ab2fb1a11380c6862756",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2008-07-10T22:37:37Z",
    "title_canon_sha256": "30c702390b7e3354e84ba0fb46056d4483fc17787c9bebc8be6de1240ec81dd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.1751",
    "kind": "arxiv",
    "version": 1
  }
}