Pith Number

pith:7SSODSNK

pith:2008:7SSODSNKQBAALHBEYM2S55FQ4R

not attested not anchored not stored refs pending

Espace des modules de certains polyedres projectifs miroirs

Ludovic Marquis

arxiv:0806.3569 v2 · 2008-06-22 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SSODSNKQBAALHBEYM2S55FQ4R}

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	2026-05-18T03:57:13.110407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca4e1c9aa8040059c24c3352ef4b0e45d4e21524c1a71531cf4ea1faed3b01d

Aliases

arxiv: 0806.3569 · arxiv_version: 0806.3569v2 · doi: 10.48550/arxiv.0806.3569 · pith_short_12: 7SSODSNKQBAA · pith_short_16: 7SSODSNKQBAALHBE · pith_short_8: 7SSODSNK

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/7SSODSNKQBAALHBEYM2S55FQ4R \
  | 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: fca4e1c9aa8040059c24c3352ef4b0e45d4e21524c1a71531cf4ea1faed3b01d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccc7b80b690b6bf3e2500d4b1819cc206541431e23721fada549d14758b39897",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2008-06-22T14:24:00Z",
    "title_canon_sha256": "06fd282c4ccd8bbddb77b30d959191a7233b2d69adfe7139d3d501fd7f1c7154"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3569",
    "kind": "arxiv",
    "version": 2
  }
}