Pith Number

pith:6HFZKLBX

pith:1997:6HFZKLBXHZJ75B2GJEBFMFPHTM

not attested not anchored not stored refs pending

Poincar\'e inequalities and quasiconformal structure on the boundary of some hyperbolic buildings

Herv\'e Pajot, Marc Bourdon

arxiv:math/9710208 v1 · 1997-10-20 · math.DG · 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{6HFZKLBXHZJ75B2GJEBFMFPHTM}

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	2026-05-18T01:05:34.724841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1cb952c373e53fe874649025615e79b10bebf87c60576a3225e1a6f874a8d66

Aliases

arxiv: math/9710208 · arxiv_version: math/9710208v1 · doi: 10.48550/arxiv.math/9710208 · pith_short_12: 6HFZKLBXHZJ7 · pith_short_16: 6HFZKLBXHZJ75B2G · pith_short_8: 6HFZKLBX

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/6HFZKLBXHZJ75B2GJEBFMFPHTM \
  | 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: f1cb952c373e53fe874649025615e79b10bebf87c60576a3225e1a6f874a8d66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e67810d5f1a4057b1d96b66443d562ae4f3692bb296139ec158e83a8f9004a9",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "1997-10-20T00:00:00Z",
    "title_canon_sha256": "efe7ec9480cbb91ab0fc83f133cfe5d376f17187a5415a5f837315fa09fa6070"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9710208",
    "kind": "arxiv",
    "version": 1
  }
}