Pith Number

pith:W7OICUBJ

pith:2007:W7OICUBJ2YHP7OBW4EVYH5IKOW

not attested not anchored not stored refs pending

Electromagnetic low-energy constants in ChPT

Christoph Haefeli, Martin Schmid, Mikhail A. Ivanov

arxiv:0710.5432 v1 · 2007-10-29 · hep-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{W7OICUBJ2YHP7OBW4EVYH5IKOW}

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	2026-07-04T15:23:40.845365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7dc815029d60effb836e12b83f50a75aa97312ff3c1d96279b4bc52efe687fc

Aliases

arxiv: 0710.5432 · arxiv_version: 0710.5432v1 · doi: 10.48550/arxiv.0710.5432 · pith_short_12: W7OICUBJ2YHP · pith_short_16: W7OICUBJ2YHP7OBW · pith_short_8: W7OICUBJ

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/W7OICUBJ2YHP7OBW4EVYH5IKOW \
  | 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: b7dc815029d60effb836e12b83f50a75aa97312ff3c1d96279b4bc52efe687fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc28473d30b845640b848b71094be85df71a55cf8327c4d221603cedbe6f558b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2007-10-29T18:20:33Z",
    "title_canon_sha256": "3515686f05d0354e805736b95608c88f86d08c22b97d77230b1e67295ccccfa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.5432",
    "kind": "arxiv",
    "version": 1
  }
}