Pith Number

pith:PAQQQUAP

pith:2008:PAQQQUAPXYGNZZAQ3VSU37OHEW

not attested not anchored not stored refs pending

Measurement of the Slope Parameter $\alpha$ for the $\eta\to 3\pi^0$ decay with the Crystal Ball detector at the Mainz Microtron (MAMI-C)

A. Braghieri, A. Koulbardis, A. Nikolaev, A. Polonski, A. Starostin, A. Thomas, B. Boillat, B. Krusche, B. M. K. Nefkens, C. M. Tarbert, D. Branford, D. Hornidge, D. I. Glazier, D. I. Sober, D. Krambrich, D. Mekterovic, D. M. Manley, D. P. Watts, E. F. McNicoll, E. Heid, E. J. Downie, F. Pheron, F. Zehr, G. Rosner, H. Berghauser, H. J. Arends, I. J. D. MacGregor, I. M. Suarez, I. Supek, I. Zamboni, J. Brudvik, J. C. McGeorge, J. D. Kellie, J. R. M. Annand, J. Robinson, K. Bantawa, K. Livingston, L. K. Akasoy, L. V. Fil'kov, M. H. Sikora, M. Korolija, M. Kotulla, M. Lang, M. Martinez, M. Ostrick, M. Rost, M. Thiel, M. Unverzagt, O. Jahn, P. Aguar-Bartolome, P. B. Otte, P. Drexler, P. Pedroni, R. Beck, R. F. B. Codling, R. Gregor, R. Kondratiev, R. Novotny, S. Cherepnya, S. Kruglov, S. Micanovic, S. Prakhov, S. Schumann, T. C. Jude, T. Rostomyan, V. Bekrenev, V. Lisin, V. L. Kashevarov, V. Metag, W. J. Briscoe, Y. Maghrbi

arxiv:0812.1999 v4 · 2008-12-10 · hep-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{PAQQQUAPXYGNZZAQ3VSU37OHEW}

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	2026-05-18T02:35:13.439657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

782108500fbe0cdce410dd654dfdc725ab7862790bfb323e6acca4e4dffe8780

Aliases

arxiv: 0812.1999 · arxiv_version: 0812.1999v4 · doi: 10.48550/arxiv.0812.1999 · pith_short_12: PAQQQUAPXYGN · pith_short_16: PAQQQUAPXYGNZZAQ · pith_short_8: PAQQQUAP

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/PAQQQUAPXYGNZZAQ3VSU37OHEW \
  | 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: 782108500fbe0cdce410dd654dfdc725ab7862790bfb323e6acca4e4dffe8780

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1018d736bdd534b3a03d2b2cc0014a46ec730541cd6e1dab85a0f04d9399dbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2008-12-10T19:27:11Z",
    "title_canon_sha256": "72c39fb4a91219bf20e762e839d7c5f311d5a8a5419cbc0f20b6a1acce2684f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1999",
    "kind": "arxiv",
    "version": 4
  }
}