Pith Number

pith:2UBHLEZT

pith:1998:2UBHLEZTCRCT65KI4OANIETF4T

not attested not anchored not stored refs pending

Quark and Gluon Orbital Angular Momentum and Spin in Hard Processes

MIT), R. L. Jaffe (CTP, S. V. Bashinsky

arxiv:hep-ph/9804397 v2 · 1998-04-24 · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UBHLEZTCRCT65KI4OANIETF4T}

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	2026-07-04T15:20:51.564183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d50275933314453f7548e380d41265e4cb9278cf3ac4a8a8d0bd1b19e6642e45

Aliases

arxiv: hep-ph/9804397 · arxiv_version: hep-ph/9804397v2 · doi: 10.48550/arxiv.hep-ph/9804397 · pith_short_12: 2UBHLEZTCRCT · pith_short_16: 2UBHLEZTCRCT65KI · pith_short_8: 2UBHLEZT

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/2UBHLEZTCRCT65KI4OANIETF4T \
  | 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: d50275933314453f7548e380d41265e4cb9278cf3ac4a8a8d0bd1b19e6642e45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e407b249f1ee1e9b95611ce4bc819b64078c5108c4e13caf1d4fa86d967da89",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1998-04-24T23:17:46Z",
    "title_canon_sha256": "4bee5bd1c755bde925690d6c67fb2d26864bc95531742c6ced7d272061d9f609"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9804397",
    "kind": "arxiv",
    "version": 2
  }
}