Pith Number

pith:CHPKNUYL

pith:2015:CHPKNUYLHAJRUZEZ5IMLFCCQ4N

not attested not anchored not stored refs pending

Application of Kawaguchi Lagrangian formulation to string theory

Akio Sugamoto, Ryoko Yahagi

arxiv:1508.02168 v2 · 2015-08-10 · 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{CHPKNUYLHAJRUZEZ5IMLFCCQ4N}

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	2026-05-18T01:30:55.953944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11dea6d30b38131a6499ea18b28850e3458379fbe0421efe6c0a2635944d1588

Aliases

arxiv: 1508.02168 · arxiv_version: 1508.02168v2 · doi: 10.48550/arxiv.1508.02168 · pith_short_12: CHPKNUYLHAJR · pith_short_16: CHPKNUYLHAJRUZEZ · pith_short_8: CHPKNUYL

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/CHPKNUYLHAJRUZEZ5IMLFCCQ4N \
  | 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: 11dea6d30b38131a6499ea18b28850e3458379fbe0421efe6c0a2635944d1588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "800d9082d0bc2c1c60a662ad1f757487f47b74be62f43a4a3001c5d04d2ffb69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-08-10T08:41:44Z",
    "title_canon_sha256": "5a3f5e4c40061160760a8f12e2d8599b100e29c272292d2588489a6eaa54b04d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02168",
    "kind": "arxiv",
    "version": 2
  }
}