Pith Number

pith:OY6274JN

pith:2008:OY6274JNSPQ42RW3JXMNUPY4RR

not attested not anchored not stored refs pending

Infinitesimal rigidity of a compact hyperbolic 4-orbifold with totally geodesic boundary

Peter A. Storm, Tarik Aougab

arxiv:0809.3568 v1 · 2008-09-21 · 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{OY6274JNSPQ42RW3JXMNUPY4RR}

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	2026-05-18T02:41:51.494682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

763daff12d93e1cd46db4dd8da3f1c8c72de4f537804d6fbeb5c16eac40197f1

Aliases

arxiv: 0809.3568 · arxiv_version: 0809.3568v1 · doi: 10.48550/arxiv.0809.3568 · pith_short_12: OY6274JNSPQ4 · pith_short_16: OY6274JNSPQ42RW3 · pith_short_8: OY6274JN

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/OY6274JNSPQ42RW3JXMNUPY4RR \
  | 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: 763daff12d93e1cd46db4dd8da3f1c8c72de4f537804d6fbeb5c16eac40197f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "911cab865b2bb238b83fe2d0b9f31d1b2f9179642959c82ece4191383b5e3b80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2008-09-21T10:01:24Z",
    "title_canon_sha256": "7888a8bfa6320dd6b4be7b2abdcace199d9bdd1174c7006618abc1fb42a2e36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3568",
    "kind": "arxiv",
    "version": 1
  }
}