Pith Number

pith:RSS3BMYK

pith:2015:RSS3BMYKVM3S3RHM26T6JYEHWQ

not attested not anchored not stored refs pending

B2 and G2 Toda systems on compact surfaces: a variational approach

Luca Battaglia

arxiv:1512.07566 v4 · 2015-12-23 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RSS3BMYKVM3S3RHM26T6JYEHWQ}

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	2026-05-18T00:52:23.694409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ca5b0b30aab372dc4ecd7a7e4e087b4339688ce5755f1949d152887f8fa4e06

Aliases

arxiv: 1512.07566 · arxiv_version: 1512.07566v4 · doi: 10.48550/arxiv.1512.07566 · pith_short_12: RSS3BMYKVM3S · pith_short_16: RSS3BMYKVM3S3RHM · pith_short_8: RSS3BMYK

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/RSS3BMYKVM3S3RHM26T6JYEHWQ \
  | 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: 8ca5b0b30aab372dc4ecd7a7e4e087b4339688ce5755f1949d152887f8fa4e06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f51959e9861cd6687d857dd38526c495215d8f5d8437285736fdc9b209efcf7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-12-23T17:59:23Z",
    "title_canon_sha256": "007fb8063471669c0bbb518f141bc8c063bc03ff158582eb5b49ab520446adb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07566",
    "kind": "arxiv",
    "version": 4
  }
}