Pith Number

pith:M4SXS4W5

pith:2010:M4SXS4W5H3WJAMVL3HQC76E76D

not attested not anchored not stored refs pending

Single-pole nature of Lambda (1405) and structure of K-pp

Masanobu Wada, Mitsuaki Obu, Toshimitsu Yamazaki, Yoshinori Akaishi

arxiv:1002.2560 v1 · 2010-02-12 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4SXS4W5H3WJAMVL3HQC76E76D}

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	2026-05-18T02:09:08.839185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67257972dd3eec9032abd9e02ff89ff0fa1700b4d25d9d0f3333d14f98590817

Aliases

arxiv: 1002.2560 · arxiv_version: 1002.2560v1 · doi: 10.48550/arxiv.1002.2560 · pith_short_12: M4SXS4W5H3WJ · pith_short_16: M4SXS4W5H3WJAMVL · pith_short_8: M4SXS4W5

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/M4SXS4W5H3WJAMVL3HQC76E76D \
  | 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: 67257972dd3eec9032abd9e02ff89ff0fa1700b4d25d9d0f3333d14f98590817

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dbb41f34af0e2f86f4ebd71a4b3a375cb22f6ba74e581684236a145f07950ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2010-02-12T14:14:38Z",
    "title_canon_sha256": "91124ef3f7d226f58ab4870370c9340512c659ae16842fa81169660fa7f6a126"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2560",
    "kind": "arxiv",
    "version": 1
  }
}