Pith Number

pith:56N4HPU3

pith:2004:56N4HPU3DTNUTU5FZ5U57MAB5O

not attested not anchored not stored refs pending

Polarization observables in the eta meson production

A. Budzanowski, A. Khoukaz, A. Taeschner, B. Kamys, C. Piskor-Ignatowicz, D. Grzonka, H.-H. Adam, J. Przerwa, J. Smyrski, K. Kilian, L. Jarczyk, M. Janusz, M. Siemaszko, M. Wolke, P. Moskal, P. Winter, P. Wuestner, R. Czyzykiewicz, T. Rozek, T. Sefzick, W. Oelert, W. Zipper

arxiv:nucl-ex/0406034 v1 · 2004-06-30 · 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{56N4HPU3DTNUTU5FZ5U57MAB5O}

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	2026-07-04T14:42:12.650969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef9bc3be9b1cdb49d3a5cf69dfb001eb94f310bd675bd9335a87dd497ce6bb1c

Aliases

arxiv: nucl-ex/0406034 · arxiv_version: nucl-ex/0406034v1 · doi: 10.48550/arxiv.nucl-ex/0406034 · pith_short_12: 56N4HPU3DTNU · pith_short_16: 56N4HPU3DTNUTU5F · pith_short_8: 56N4HPU3

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/56N4HPU3DTNUTU5FZ5U57MAB5O \
  | 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: ef9bc3be9b1cdb49d3a5cf69dfb001eb94f310bd675bd9335a87dd497ce6bb1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f9d18c53bb082ca9d2ab25b148641b376d5ff79fb899e3949b2a34fb8b17c70",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2004-06-30T15:31:47Z",
    "title_canon_sha256": "b36a0a36c575c68d1637a4257648c2a936ec32cae91961d900643fabb4747691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0406034",
    "kind": "arxiv",
    "version": 1
  }
}