Pith Number

pith:FNSTE65X

pith:2017:FNSTE65XVFEJEDFGH5XH4SD54H

not attested not anchored not stored refs pending

On a combinatorial curvature for surfaces with inversive distance circle packing metrics

Huabin Ge, Xu Xu

arxiv:1701.01795 v2 · 2017-01-07 · math.GT · 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{FNSTE65XVFEJEDFGH5XH4SD54H}

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	2026-05-18T00:14:47.718298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b65327bb7a948920ca63f6e7e487de1ce3d4acf66f374900377a45e622ade8e

Aliases

arxiv: 1701.01795 · arxiv_version: 1701.01795v2 · doi: 10.48550/arxiv.1701.01795 · pith_short_12: FNSTE65XVFEJ · pith_short_16: FNSTE65XVFEJEDFG · pith_short_8: FNSTE65X

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/FNSTE65XVFEJEDFGH5XH4SD54H \
  | 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: 2b65327bb7a948920ca63f6e7e487de1ce3d4acf66f374900377a45e622ade8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4533b37a9c8c9854662777410659d1d07f95e319719b6e344f48b4e13fd03316",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-01-07T06:55:56Z",
    "title_canon_sha256": "270ee0cfd0c80c2b7adb8445fbac1cd56680e33c434c4e0384ab57ffcb6188e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01795",
    "kind": "arxiv",
    "version": 2
  }
}