Pith Number

pith:67ELHHSE

pith:2017:67ELHHSEJUK2UBWUDAFLGBMPNR

not attested not anchored not stored refs pending

A simplifying feature of the heterotic one loop four graviton amplitude

Anirban Basu

arxiv:1710.01993 v2 · 2017-10-05 · 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{67ELHHSEJUK2UBWUDAFLGBMPNR}

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	2026-05-18T00:25:52.714083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7c8b39e444d15aa06d4180ab3058f6c7f9e7bf06ca3202b40448a4961b0fb80

Aliases

arxiv: 1710.01993 · arxiv_version: 1710.01993v2 · doi: 10.48550/arxiv.1710.01993 · pith_short_12: 67ELHHSEJUK2 · pith_short_16: 67ELHHSEJUK2UBWU · pith_short_8: 67ELHHSE

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/67ELHHSEJUK2UBWUDAFLGBMPNR \
  | 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: f7c8b39e444d15aa06d4180ab3058f6c7f9e7bf06ca3202b40448a4961b0fb80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af697d131d352dd4dbb59636d06b9daef61e8c3e3c62be71ae38df5783486a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-10-05T12:57:23Z",
    "title_canon_sha256": "d01801b03674d99e2d2715f40a1f10ee034ec338a4ab586625fcfa639e2f8aaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01993",
    "kind": "arxiv",
    "version": 2
  }
}