Pith Number

pith:DNAG73HF

pith:2009:DNAG73HFHDM67J3OLV7S7CGLOL

not attested not anchored not stored refs pending

Energy functionals for Calabi-Yau metrics

Ali Nassar, Matthew Headrick

arxiv:0908.2635 v3 · 2009-08-19 · hep-th · 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{DNAG73HFHDM67J3OLV7S7CGLOL}

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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

What to do with a Ricci-flat Calabi--Yau metric?

Receipt and verification

First computed	2026-05-18T02:51:48.836810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b406fece538d9efa76e5d7f2f88cb72c2ac3d4ca75848f1da2176931473da22

Aliases

arxiv: 0908.2635 · arxiv_version: 0908.2635v3 · doi: 10.48550/arxiv.0908.2635 · pith_short_12: DNAG73HFHDM6 · pith_short_16: DNAG73HFHDM67J3O · pith_short_8: DNAG73HF

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/DNAG73HFHDM67J3OLV7S7CGLOL \
  | 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: 1b406fece538d9efa76e5d7f2f88cb72c2ac3d4ca75848f1da2176931473da22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea0aa992dc8bf6724d5861ddc3e33a0049324bf81fc871d6b266f9e916217b5",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-08-19T15:25:26Z",
    "title_canon_sha256": "ead8325dbb9c04172b3e135d4bfc546da79018c1c78f1490ff3392c451aa086a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2635",
    "kind": "arxiv",
    "version": 3
  }
}