Pith Number

pith:MZM2LQSM

pith:2012:MZM2LQSMWEZXE5U7YADRYH4XRB

not attested not anchored not stored refs pending

Constructing Gravity Amplitudes from Real Soft and Collinear Factorisation

David C. Dunbar, James H. Ettle, Warren B. Perkins

arxiv:1203.0198 v3 · 2012-03-01 · 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{MZM2LQSMWEZXE5U7YADRYH4XRB}

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	2026-05-18T03:22:51.788174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6659a5c24cb13372769fc0071c1f9788667ceca2eb0c7d48885b67394246acfe

Aliases

arxiv: 1203.0198 · arxiv_version: 1203.0198v3 · doi: 10.48550/arxiv.1203.0198 · pith_short_12: MZM2LQSMWEZX · pith_short_16: MZM2LQSMWEZXE5U7 · pith_short_8: MZM2LQSM

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/MZM2LQSMWEZXE5U7YADRYH4XRB \
  | 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: 6659a5c24cb13372769fc0071c1f9788667ceca2eb0c7d48885b67394246acfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58b837da1e616f6581a59b88bd10426c9fed819af00bc0829484d3e509e3a8dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-03-01T14:29:10Z",
    "title_canon_sha256": "e0c434c7ac3a929785a46523e9dc83fadcffa3c1d54e6c5ef358822e55534d8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0198",
    "kind": "arxiv",
    "version": 3
  }
}