Pith Number

pith:X45BGG4H

pith:1999:X45BGG4HT7J5ZFZXSM5XSGLKOT

not attested not anchored not stored refs pending

The Photon Structure from Deep Inelastic Electron-Photon Scattering

Richard Nisius

arxiv:hep-ex/9912049 v1 · 1999-12-21 · 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{X45BGG4HT7J5ZFZXSM5XSGLKOT}

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	2026-05-18T02:37:20.740436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3a131b879fd3dc9737933b79196a74fba559a2adedf451d662859534cf1a4e

Aliases

arxiv: hep-ex/9912049 · arxiv_version: hep-ex/9912049v1 · doi: 10.48550/arxiv.hep-ex/9912049 · pith_short_12: X45BGG4HT7J5 · pith_short_16: X45BGG4HT7J5ZFZX · pith_short_8: X45BGG4H

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/X45BGG4HT7J5ZFZXSM5XSGLKOT \
  | 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: bf3a131b879fd3dc9737933b79196a74fba559a2adedf451d662859534cf1a4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b9b9319e224d6d8577a02f732ff8a0bc962b2f71b7e2ddb71e8c5d8837515ed",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1999-12-21T22:26:25Z",
    "title_canon_sha256": "4fcfab8e7f61b775e838249198313e3c0ebc4092fb15f93c26e5945576a3b27a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9912049",
    "kind": "arxiv",
    "version": 1
  }
}