Pith Number

pith:EIV6KTAI

pith:2019:EIV6KTAI4MGHBHZZ5QNCQHK4LS

not attested not anchored not stored refs pending

On integrands and loop momentum in string and field theory

Piotr Tourkine

arxiv:1901.02432 v2 · 2019-01-08 · 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{EIV6KTAI4MGHBHZZ5QNCQHK4LS}

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.

Cited by

1 paper in Pith

Gravity loop integrands from the ultraviolet

Receipt and verification

First computed	2026-07-05T01:18:32.855429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

222be54c08e30c709f39ec1a281d5c5cae9af70653460688d6e7ba51fe516b97

Aliases

arxiv: 1901.02432 · arxiv_version: 1901.02432v2 · doi: 10.48550/arxiv.1901.02432 · pith_short_12: EIV6KTAI4MGH · pith_short_16: EIV6KTAI4MGHBHZZ · pith_short_8: EIV6KTAI

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/EIV6KTAI4MGHBHZZ5QNCQHK4LS \
  | 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: 222be54c08e30c709f39ec1a281d5c5cae9af70653460688d6e7ba51fe516b97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dcbc975461052dad8801f45604164325aa0fdab7942f1a5ed7b40046486c901",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-01-08T18:20:15Z",
    "title_canon_sha256": "d35541016d379726a6adf47b359f1b7bd7a4c7239945f595c9559cb6e8423f0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02432",
    "kind": "arxiv",
    "version": 2
  }
}