Pith Number

pith:XPBWHE7W

pith:2018:XPBWHE7W54VY7DRM257PV6OQ3E

not attested not anchored not stored refs pending

Linear compartmental models: input-output equations and operations that preserve identifiability

Anne Shiu, Elizabeth Gross, Heather A. Harrington, Nicolette Meshkat

arxiv:1808.00335 v2 · 2018-08-01 · math.AG · math.DS · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPBWHE7W54VY7DRM257PV6OQ3E}

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	2026-05-17T23:45:15.399004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbc36393f6ef2b8f8e2cd77efaf9d0d912c2f9951ea728332d05af616aa0f126

Aliases

arxiv: 1808.00335 · arxiv_version: 1808.00335v2 · doi: 10.48550/arxiv.1808.00335 · pith_short_12: XPBWHE7W54VY · pith_short_16: XPBWHE7W54VY7DRM · pith_short_8: XPBWHE7W

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/XPBWHE7W54VY7DRM257PV6OQ3E \
  | 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: bbc36393f6ef2b8f8e2cd77efaf9d0d912c2f9951ea728332d05af616aa0f126

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d37bab64f868795fabbf665540bf2dfa88c5e7af79aa48729d6064c01d64045",
    "cross_cats_sorted": [
      "math.DS",
      "q-bio.MN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-01T14:24:29Z",
    "title_canon_sha256": "78e9490a9480919057e3e8a4d421142a929a6ed1f1ef085d0a42aa4db4f453f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00335",
    "kind": "arxiv",
    "version": 2
  }
}