Pith Number

pith:XANFECWB

pith:2013:XANFECWB4GPVJPM7UQI5HU5JUI

not attested not anchored not stored refs pending

Resultants and Gravity Amplitudes

Freddy Cachazo

arxiv:1301.3970 v1 · 2013-01-17 · hep-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{XANFECWB4GPVJPM7UQI5HU5JUI}

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	2026-05-18T03:36:14.739270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b81a520ac1e19f54bd9fa411d3d3a9a205e5ee15f3ce58a26b39e9680ad709ae

Aliases

arxiv: 1301.3970 · arxiv_version: 1301.3970v1 · doi: 10.48550/arxiv.1301.3970 · pith_short_12: XANFECWB4GPV · pith_short_16: XANFECWB4GPVJPM7 · pith_short_8: XANFECWB

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/XANFECWB4GPVJPM7UQI5HU5JUI \
  | 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: b81a520ac1e19f54bd9fa411d3d3a9a205e5ee15f3ce58a26b39e9680ad709ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49906901464631cff008465f37f3a2f0af496b1b5cb798510c369a255e59ac49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-01-17T02:44:22Z",
    "title_canon_sha256": "9f27f3750b9ce5e51f3d1fb7c06082a6c368477c646a6fcb68409e08d9048421"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3970",
    "kind": "arxiv",
    "version": 1
  }
}