Pith Number

pith:6X5BAPOD

pith:2019:6X5BAPODO5Q722K5YX4EQOSPTV

not attested not anchored not stored refs pending

Remarks on Chern-Einstein Hermitian metrics

Cristiano Spotti, Daniele Angella, Simone Calamai

arxiv:1901.04309 v3 · 2019-01-14 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6X5BAPODO5Q722K5YX4EQOSPTV}

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	2026-07-05T01:20:45.198539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7

Aliases

arxiv: 1901.04309 · arxiv_version: 1901.04309v3 · doi: 10.48550/arxiv.1901.04309 · pith_short_12: 6X5BAPODO5Q7 · pith_short_16: 6X5BAPODO5Q722K5 · pith_short_8: 6X5BAPOD

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/6X5BAPODO5Q722K5YX4EQOSPTV \
  | 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: f5fa103dc37761fd695dc5f8483a4f9d4ad675ccb7458b16cf5fc98ef1756db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb73f0e8d6b9c96a7cf725ca8d5f6682942ff8574d983be928856d5e04faf893",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-14T13:39:08Z",
    "title_canon_sha256": "ea180aad0b15abe59221820d845bbc264cb9643cf3bb84c3c97e60fe576411d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04309",
    "kind": "arxiv",
    "version": 3
  }
}