Pith Number

pith:43ERYOEB

pith:2017:43ERYOEBN2LTG5UDL3HVCD4VDW

not attested not anchored not stored refs pending

Weighted Persistent Homology

Austin Lawson, Clifford Smyth, Greg Bell, James Rudzinski, Joshua Martin

arxiv:1709.00097 v2 · 2017-08-31 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43ERYOEBN2LTG5UDL3HVCD4VDW}

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.

Cited by

1 paper in Pith

Weighted persistent homology for osmolyte molecular aggregation and hydrogen-bonding network analysis

Receipt and verification

First computed	2026-05-17T23:45:00.121851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6c91c38816e973376835ecf510f951d95a12a3fbb8b70fdb6cd452f310ec6ab

Aliases

arxiv: 1709.00097 · arxiv_version: 1709.00097v2 · doi: 10.48550/arxiv.1709.00097 · pith_short_12: 43ERYOEBN2LT · pith_short_16: 43ERYOEBN2LTG5UD · pith_short_8: 43ERYOEB

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/43ERYOEBN2LTG5UDL3HVCD4VDW \
  | 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: e6c91c38816e973376835ecf510f951d95a12a3fbb8b70fdb6cd452f310ec6ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1db06cebbc1bf5d922c7ddd56f465b535f797e89c0ea57e6d040e6bb7afc7303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-08-31T22:08:35Z",
    "title_canon_sha256": "e07fb1724472ca3751ab8a98cc4c51c77d306e37ad393f91d1720f190e3a6764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00097",
    "kind": "arxiv",
    "version": 2
  }
}