Pith Number

pith:CMXJMRFS

pith:2012:CMXJMRFS45WYMTRJZZ3GQETM7E

not attested not anchored not stored refs pending

New Formulae for Gravity Amplitudes: Parity Invariance and Soft Limits

Mathew Bullimore

arxiv:1207.3940 v1 · 2012-07-17 · 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{CMXJMRFS45WYMTRJZZ3GQETM7E}

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	2026-05-18T03:50:49.427217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

132e9644b2e76d864e29ce7668126cf91eb6a3bafc980c5edfb9736d2893e08f

Aliases

arxiv: 1207.3940 · arxiv_version: 1207.3940v1 · doi: 10.48550/arxiv.1207.3940 · pith_short_12: CMXJMRFS45WY · pith_short_16: CMXJMRFS45WYMTRJ · pith_short_8: CMXJMRFS

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/CMXJMRFS45WYMTRJZZ3GQETM7E \
  | 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: 132e9644b2e76d864e29ce7668126cf91eb6a3bafc980c5edfb9736d2893e08f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316b115c12eccc55f3775c3bd0bc8a49d59aa309870af458556f350c7bbdbdd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-17T10:47:01Z",
    "title_canon_sha256": "1af26448e63ac3cfc128b1e904d22c69d124ca6a21f3c93cbda745963df64338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3940",
    "kind": "arxiv",
    "version": 1
  }
}