Pith Number

pith:EHPA3MP2

pith:2026:EHPA3MP2B5ORRUY4I26REU6TOM

not attested not anchored not stored refs pending

Decomposing time-varying data into simple pieces: structured decompositions of narratives

Benjamin Merlin Bumpus, Jana K. Nickel

arxiv:2607.10442 v1 · 2026-07-11 · math.CT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHPA3MP2B5ORRUY4I26REU6TOM}

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	2026-07-14T01:21:16.142679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21de0db1fa0f5d18d31c46bd1253d3731b7fb6528952d9c052caaf2260f82ff3

Aliases

arxiv: 2607.10442 · arxiv_version: 2607.10442v1 · doi: 10.48550/arxiv.2607.10442 · pith_short_12: EHPA3MP2B5OR · pith_short_16: EHPA3MP2B5ORRUY4 · pith_short_8: EHPA3MP2

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/EHPA3MP2B5ORRUY4I26REU6TOM \
  | 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: 21de0db1fa0f5d18d31c46bd1253d3731b7fb6528952d9c052caaf2260f82ff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fe9bfe4464df5d51d7404680b818ad328862d33e1c1740b9688e1f65e25879",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2026-07-11T18:58:45Z",
    "title_canon_sha256": "b56d823942170eea3770d3d0524215da13653822b84719dba400bf283f7ac403"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10442",
    "kind": "arxiv",
    "version": 1
  }
}