Pith Number

pith:IAAKK7EA

pith:2008:IAAKK7EAEUEL6HM466EQHQGUKT

not attested not anchored not stored refs pending

Precise Determinations of the Charm Quark Mass

Matthias Steinhauser

arxiv:0809.1925 v1 · 2008-09-11 · 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{IAAKK7EAEUEL6HM466EQHQGUKT}

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	2026-05-18T00:37:23.406902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4000a57c802508bf1d9cf78903c0d454f0463dff930d995ec6499f53ed3708eb

Aliases

arxiv: 0809.1925 · arxiv_version: 0809.1925v1 · doi: 10.48550/arxiv.0809.1925 · pith_short_12: IAAKK7EAEUEL · pith_short_16: IAAKK7EAEUEL6HM4 · pith_short_8: IAAKK7EA

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/IAAKK7EAEUEL6HM466EQHQGUKT \
  | 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: 4000a57c802508bf1d9cf78903c0d454f0463dff930d995ec6499f53ed3708eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26b34991b9799c894be00f2525ce0abc44208045e7e7de01ce037aa00f1aa1a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2008-09-11T08:00:16Z",
    "title_canon_sha256": "52057f411a8f44c72909598c59e2f962f8c703d82b1af800af259a1f1a905656"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1925",
    "kind": "arxiv",
    "version": 1
  }
}