Pith Number

pith:W7QM6LC3

pith:2020:W7QM6LC3NG4NURQGZFTFSMTEL4

not attested not anchored not stored refs pending

A Preliminary Determination of the Second Mellin Moment of the Pion's Distribution Amplitude Using the Heavy Quark Operator Product Expansion

Anthony V. Grebe, C.-J. David Lin, Issaku Kanamori, Robert J. Perry, Santanu Mondal, William Detmold, Yong Zhao

arxiv:2009.09473 v2 · 2020-09-20 · hep-lat · 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{W7QM6LC3NG4NURQGZFTFSMTEL4}

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	2026-07-05T01:39:45.113855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7e0cf2c5b69b8da4606c9665932645f2632be21fd17d4141372504f7ae4878e

Aliases

arxiv: 2009.09473 · arxiv_version: 2009.09473v2 · doi: 10.48550/arxiv.2009.09473 · pith_short_12: W7QM6LC3NG4N · pith_short_16: W7QM6LC3NG4NURQG · pith_short_8: W7QM6LC3

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/W7QM6LC3NG4NURQGZFTFSMTEL4 \
  | 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: b7e0cf2c5b69b8da4606c9665932645f2632be21fd17d4141372504f7ae4878e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b60f4ba5c603db71421319be6cdddb3935c6d84cc32f11ba599ab7a3ad3e12d",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2020-09-20T16:50:25Z",
    "title_canon_sha256": "f23b35492027fa770283701c3a1f87bc494a8fbdec41d4fd1f41eeac224cbc9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.09473",
    "kind": "arxiv",
    "version": 2
  }
}