Pith Number

pith:ANU5N3HS

pith:2001:ANU5N3HSG3M2OQJYMMMSWSMI6L

not attested not anchored not stored refs pending

Neutral pion threshold production at Q^2=0.05 GeV^2/c^2 and Chiral Perturbation Theory

Arnd Liesenfeld, Aron M. Bernstein, Axel Wagner, Dagmar Baumann, G\"unther Rosner, Harald Merkel, Hartmut Schmieden, Ingo Ewald, Jan M. Friedrich, J\"org Bermuth, J\"org Friedrich, Klaus Werner Krygier, Klemen Bohinc, Marcello M. Pavan, Marco Kahrau, Markus Weis, Matthias Ding, Michael Kohl, Michael Kuss, Michael O. Distler, Michael Seimetz, Milan Potokar, Norbert Clawiter, Pascal Merle, Peter Bartsch, Peter Jennewein, Ralph B\"ohm, Reiner Neuhausen, Rory A. Miskimen, Sabine Derber, Simon \v{S}irca, Thomas Pospischil, Thomas Walcher, Ulrich M\"uller

arxiv:nucl-ex/0108020 v2 · 2001-08-20 · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANU5N3HSG3M2OQJYMMMSWSMI6L}

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	2026-05-18T01:09:07.689616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0369d6ecf236d9a7413863192b4988f2e945ccc761bcb2d66c4687e0629d1982

Aliases

arxiv: nucl-ex/0108020 · arxiv_version: nucl-ex/0108020v2 · doi: 10.48550/arxiv.nucl-ex/0108020 · pith_short_12: ANU5N3HSG3M2 · pith_short_16: ANU5N3HSG3M2OQJY · pith_short_8: ANU5N3HS

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/ANU5N3HSG3M2OQJYMMMSWSMI6L \
  | 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: 0369d6ecf236d9a7413863192b4988f2e945ccc761bcb2d66c4687e0629d1982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c13ff4df0f2d58297e57ed88e9fd3587aa00253e1b967ad7a93d2d67a252e9b9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2001-08-20T14:50:59Z",
    "title_canon_sha256": "982d80887b37146bf78bfedc24954792fb1da76ffc7dde329a682b8ae14624b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0108020",
    "kind": "arxiv",
    "version": 2
  }
}