Pith Number

pith:KOZXKHHT

pith:2011:KOZXKHHTQ7BLC6PEPD5DSGEWKL

not attested not anchored not stored refs pending

Geometry of the Homology Curve Complex

Ingrid Irmer

arxiv:1107.3547 v2 · 2011-07-18 · math.GT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KOZXKHHTQ7BLC6PEPD5DSGEWKL}

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	2026-05-18T04:04:18.942732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53b3751cf387c2b179e478fa39189652eff8d7c8020bd5854e44cec9573c8d1b

Aliases

arxiv: 1107.3547 · arxiv_version: 1107.3547v2 · doi: 10.48550/arxiv.1107.3547 · pith_short_12: KOZXKHHTQ7BL · pith_short_16: KOZXKHHTQ7BLC6PE · pith_short_8: KOZXKHHT

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/KOZXKHHTQ7BLC6PEPD5DSGEWKL \
  | 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: 53b3751cf387c2b179e478fa39189652eff8d7c8020bd5854e44cec9573c8d1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcc394642a6cb6210e6cdc86af52108571f975c0c08745bbe929d1df09ac68ae",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2011-07-18T19:53:47Z",
    "title_canon_sha256": "00a9bc622e3ae21a749df6c150dbe2be47bd6bc4b8dc9140a721ae63a8b89fe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3547",
    "kind": "arxiv",
    "version": 2
  }
}