Pith Number

pith:64Y7BDGY

pith:2012:64Y7BDGYTIJGUYMI4ITK5SQZAX

not attested not anchored not stored refs pending

Advanced Computer Algebra Algorithms for the Expansion of Feynman Integrals

C. Schneider, J. Ablinger, M. Round, S. Bl\"umlein

arxiv:1210.1685 v1 · 2012-10-05 · cs.SC · hep-ph · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64Y7BDGYTIJGUYMI4ITK5SQZAX}

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	2026-05-18T03:43:53.611441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f731f08cd89a126a6188e226aeca1905ccc59bba117a4e7bbb7021b6fdffc04a

Aliases

arxiv: 1210.1685 · arxiv_version: 1210.1685v1 · doi: 10.48550/arxiv.1210.1685 · pith_short_12: 64Y7BDGYTIJG · pith_short_16: 64Y7BDGYTIJGUYMI · pith_short_8: 64Y7BDGY

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/64Y7BDGYTIJGUYMI4ITK5SQZAX \
  | 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: f731f08cd89a126a6188e226aeca1905ccc59bba117a4e7bbb7021b6fdffc04a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12dae68a17a9a940a46a4e69ed8c95349730ec8fbc1eb304c308e8c4d5ad362b",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2012-10-05T09:39:26Z",
    "title_canon_sha256": "6e96dcd7c00fd69cf8e9c0fdf4f9614a070acfef153e06c555e12946db7b9ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1685",
    "kind": "arxiv",
    "version": 1
  }
}