Pith Number

pith:7KHF7HAZ

pith:1999:7KHF7HAZS24BAITQ4JCZT4TA6R

not attested not anchored not stored refs pending

Photoproduction at low Q^2

Peter J. Bussey

arxiv:hep-ex/9910018 v1 · 1999-10-11 · 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{7KHF7HAZS24BAITQ4JCZT4TA6R}

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	2026-05-18T00:57:06.260528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa8e5f9c1996b8102270e24599f260f46ac55d141f73b1ae96f7f4a342bc9ec8

Aliases

arxiv: hep-ex/9910018 · arxiv_version: hep-ex/9910018v1 · doi: 10.48550/arxiv.hep-ex/9910018 · pith_short_12: 7KHF7HAZS24B · pith_short_16: 7KHF7HAZS24BAITQ · pith_short_8: 7KHF7HAZ

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/7KHF7HAZS24BAITQ4JCZT4TA6R \
  | 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: fa8e5f9c1996b8102270e24599f260f46ac55d141f73b1ae96f7f4a342bc9ec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d2801d16642e70d89d4b0a15efcab51c973e0076f30467699763e19c884a9ec",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1999-10-11T12:25:00Z",
    "title_canon_sha256": "8bd2c13d1eba73fa0ec201904afe2ec15c94243493b6e24a2ba4151d3636e05f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9910018",
    "kind": "arxiv",
    "version": 1
  }
}