Pith Number

pith:UP4WNYJ3

pith:2015:UP4WNYJ3LHHS5MFCP2G3Y5AAAC

not attested not anchored not stored refs pending

The role of pion exchange in $\eta$ meson photo production on the deuteron

A. Fix, H. Arenh\"ovel, M. Levchuk, M. Tammam

arxiv:1501.00289 v1 · 2015-01-01 · 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{UP4WNYJ3LHHS5MFCP2G3Y5AAAC}

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	2026-05-18T01:41:14.959763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3f966e13b59cf2eb0a27e8dbc7400008ffbcfdca705f036595e1f73223c7d0e

Aliases

arxiv: 1501.00289 · arxiv_version: 1501.00289v1 · doi: 10.48550/arxiv.1501.00289 · pith_short_12: UP4WNYJ3LHHS · pith_short_16: UP4WNYJ3LHHS5MFC · pith_short_8: UP4WNYJ3

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/UP4WNYJ3LHHS5MFCP2G3Y5AAAC \
  | 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: a3f966e13b59cf2eb0a27e8dbc7400008ffbcfdca705f036595e1f73223c7d0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3019ac7422153cc5643ee8d379938f0ce0e225d795677adf40a640bce5a9501",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2015-01-01T16:52:13Z",
    "title_canon_sha256": "623b6421ec7fea172390becd69c274ece2bc8ab8a64735e55a4593f6eff924bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00289",
    "kind": "arxiv",
    "version": 1
  }
}