Pith Number

pith:HAPZXZDM

pith:2015:HAPZXZDMO4CZZZ6K5NOXMP3JCX

not attested not anchored not stored refs pending

Computation of Contour Integrals on ${\cal M}_{0,n}$

Freddy Cachazo, Humberto Gomez

arxiv:1505.03571 v1 · 2015-05-13 · 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{HAPZXZDMO4CZZZ6K5NOXMP3JCX}

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	2026-05-18T01:14:04.319516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

381f9be46c77059ce7caeb5d763f6915fe77449f1601dbaf3bfe0babf82398eb

Aliases

arxiv: 1505.03571 · arxiv_version: 1505.03571v1 · doi: 10.48550/arxiv.1505.03571 · pith_short_12: HAPZXZDMO4CZ · pith_short_16: HAPZXZDMO4CZZZ6K · pith_short_8: HAPZXZDM

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/HAPZXZDMO4CZZZ6K5NOXMP3JCX \
  | 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: 381f9be46c77059ce7caeb5d763f6915fe77449f1601dbaf3bfe0babf82398eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "072cbcb4dead16128370b0b91d032c34f91f96852d933c91a33a6b713f29abb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-05-13T23:16:52Z",
    "title_canon_sha256": "2117fff78468bbaa4b3df3e63c4c9a1eb355132012d2cc5e006e1cb6e8c04e98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03571",
    "kind": "arxiv",
    "version": 1
  }
}