Pith Number

pith:TBOEACBP

pith:2014:TBOEACBPEMJAC6MYCN6X2S7QL6

not attested not anchored not stored refs pending

On Calabi extremal Kaehler-Ricci solitons

David Petrecca, Simone Calamai

arxiv:1401.6293 v1 · 2014-01-24 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TBOEACBPEMJAC6MYCN6X2S7QL6}

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	2026-05-18T01:24:38.734914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

985c40082f2312017998137d7d4bf05f8f2d73458b6ed197528599f5dd42efaf

Aliases

arxiv: 1401.6293 · arxiv_version: 1401.6293v1 · doi: 10.48550/arxiv.1401.6293 · pith_short_12: TBOEACBPEMJA · pith_short_16: TBOEACBPEMJAC6MY · pith_short_8: TBOEACBP

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/TBOEACBPEMJAC6MYCN6X2S7QL6 \
  | 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: 985c40082f2312017998137d7d4bf05f8f2d73458b6ed197528599f5dd42efaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1333c6b0dd7ee473045d684fd970242dddd02c30ef05fc28f91a06d7d5126be7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-24T09:19:11Z",
    "title_canon_sha256": "cbd2c2b58fdd09fe6d62416e2e7f7ad288d81b72e440e22d33a5b6a61777ff26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6293",
    "kind": "arxiv",
    "version": 1
  }
}