Pith Number

pith:ZLHHDLTR

pith:2013:ZLHHDLTR3IOS4HTLJKBFVSEJFN

not attested not anchored not stored refs pending

Homology by metric currents

Samuele Mongodi

arxiv:1304.6205 v2 · 2013-04-23 · math.AT · 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{ZLHHDLTR3IOS4HTLJKBFVSEJFN}

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	2026-05-18T03:12:34.887971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cace71ae71da1d2e1e6b4a825ac8892b721151f569edf49c5361b080a02a901a

Aliases

arxiv: 1304.6205 · arxiv_version: 1304.6205v2 · doi: 10.48550/arxiv.1304.6205 · pith_short_12: ZLHHDLTR3IOS · pith_short_16: ZLHHDLTR3IOS4HTL · pith_short_8: ZLHHDLTR

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/ZLHHDLTR3IOS4HTLJKBFVSEJFN \
  | 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: cace71ae71da1d2e1e6b4a825ac8892b721151f569edf49c5361b080a02a901a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efaf093e54ec794ad6680e9eba82c1ed505b397124730da5ab97b19287ae3ae8",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2013-04-23T08:33:49Z",
    "title_canon_sha256": "0f28a4ce3f58423b55cebb23b32086e281c7163f02f493e0dec2829a5d88d236"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6205",
    "kind": "arxiv",
    "version": 2
  }
}