Pith Number

pith:Q6KCPP4B

pith:2009:Q6KCPP4BLJ2ZFSUJKVYPGP37JD

not attested not anchored not stored refs pending

The simplicial volume of hyperbolic manifolds with geodesic boundary

Cristina Pagliantini, Roberto Frigerio

arxiv:0910.5814 v1 · 2009-10-30 · 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{Q6KCPP4BLJ2ZFSUJKVYPGP37JD}

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	2026-05-18T02:41:51.077408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

879427bf815a7592ca895570f33f7f48fbfe23f973db9eb11fffa4dc74cc8732

Aliases

arxiv: 0910.5814 · arxiv_version: 0910.5814v1 · doi: 10.48550/arxiv.0910.5814 · pith_short_12: Q6KCPP4BLJ2Z · pith_short_16: Q6KCPP4BLJ2ZFSUJ · pith_short_8: Q6KCPP4B

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/Q6KCPP4BLJ2ZFSUJKVYPGP37JD \
  | 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: 879427bf815a7592ca895570f33f7f48fbfe23f973db9eb11fffa4dc74cc8732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56fa6f89f0763da766b16c1a16a7a3ba9a6cb6288887ffca94accfe9329cf63d",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2009-10-30T14:31:45Z",
    "title_canon_sha256": "5648590917421ac82d9dfb4ffbe379bbd2787d9950df91bd30ff188d1fb30493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5814",
    "kind": "arxiv",
    "version": 1
  }
}