Pith Number

pith:FDE7XO4Q

pith:2002:FDE7XO4QSAZPJOQ6ORVNC5GVF6

not attested not anchored not stored refs pending

Precise Measurement of Sigma Beam Asymmetry for Positive Pion Photoproduction on the Proton from 800 to 1500 Mev

A. D'Angelo, A. Fantini, A. Lapik, A. Lleres, A. Turinge, A. Zucchiatti, B. Girolami, C. Schaerf, D. Moricciani, D. Rebreyend, E. Hourany, F. Ghio, F. Renard, G. Gervino, I. Strakovsky, J.-P. Bocquet, J.-P. Didelez, L. Nicoletti, M. Capogni, M. Castoldi, M. Guidal, M. Sperduto, M. Sutera, N. Roudnev, O. Bartalini, P. Levi Sandri, R. Arndt, R. Di Salvo, R. Kunne, R. Workman, V. Bellini, V. Kouznetsov, V. Nedorezov, W. Briscoe

arxiv:nucl-ex/0207010 v1 · 2002-07-19 · 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{FDE7XO4QSAZPJOQ6ORVNC5GVF6}

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	2026-05-18T01:38:17.453624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28c9fbbb909032f4ba1e746ad174d52f8246827313677b2312523641fde7a679

Aliases

arxiv: nucl-ex/0207010 · arxiv_version: nucl-ex/0207010v1 · doi: 10.48550/arxiv.nucl-ex/0207010 · pith_short_12: FDE7XO4QSAZP · pith_short_16: FDE7XO4QSAZPJOQ6 · pith_short_8: FDE7XO4Q

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/FDE7XO4QSAZPJOQ6ORVNC5GVF6 \
  | 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: 28c9fbbb909032f4ba1e746ad174d52f8246827313677b2312523641fde7a679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f990b92d8f25235e813b5a8337d01ea3485b72128666ca5234b7bbe84af4fead",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2002-07-19T22:04:52Z",
    "title_canon_sha256": "2314ecbb3a5d1603c9a0b77ff3c7315178a7e5f05de122426e1e9607a09ee062"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0207010",
    "kind": "arxiv",
    "version": 1
  }
}