Pith Number

pith:S2GY7F4X

pith:2017:S2GY7F4XWO5FQ3IEGZXVG46OLE

not attested not anchored not stored refs pending

On finite marked length spectral rigidity of hyperbolic cone surfaces and the Thurston metric

Huiping Pan

arxiv:1703.01779 v1 · 2017-03-06 · math.GT · math.CV · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S2GY7F4XWO5FQ3IEGZXVG46OLE}

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	2026-05-18T00:49:29.668757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

968d8f9797b3ba586d04366f5373ce593531a4ebe3019e549e38c40c55615d2b

Aliases

arxiv: 1703.01779 · arxiv_version: 1703.01779v1 · doi: 10.48550/arxiv.1703.01779 · pith_short_12: S2GY7F4XWO5F · pith_short_16: S2GY7F4XWO5FQ3IE · pith_short_8: S2GY7F4X

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/S2GY7F4XWO5FQ3IEGZXVG46OLE \
  | 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: 968d8f9797b3ba586d04366f5373ce593531a4ebe3019e549e38c40c55615d2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27150f630f882b2f239b13095e49156be3830b6467e21142aa7cdb7f9ad30a3a",
    "cross_cats_sorted": [
      "math.CV",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-03-06T09:28:30Z",
    "title_canon_sha256": "58b957373fc055569504a7d725d5aff25403885268c8a4125e1a8afc05307d29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01779",
    "kind": "arxiv",
    "version": 1
  }
}