Pith Number

pith:PTSJF3AD

pith:2017:PTSJF3AD66KDSE3LCWJ73FULDT

not attested not anchored not stored refs pending

The Unit Acquisition Number of a Graph

Anna Raleigh, Douglas B. West, Frederick Johnson, Paul S. Wenger

arxiv:1711.02696 v1 · 2017-11-07 · 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{PTSJF3AD66KDSE3LCWJ73FULDT}

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	2026-05-18T00:31:02.048996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ce492ec03f79439136b1593fd968b1cf87f17813ff7ef105057c8770e4eaff6

Aliases

arxiv: 1711.02696 · arxiv_version: 1711.02696v1 · doi: 10.48550/arxiv.1711.02696 · pith_short_12: PTSJF3AD66KD · pith_short_16: PTSJF3AD66KDSE3L · pith_short_8: PTSJF3AD

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/PTSJF3AD66KDSE3LCWJ73FULDT \
  | 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: 7ce492ec03f79439136b1593fd968b1cf87f17813ff7ef105057c8770e4eaff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a06dce20dfb24c211d706871ada1c25dc8ce670da23f2c6607a08026f832e596",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-11-07T19:25:51Z",
    "title_canon_sha256": "a5444be0f329e3f1c079e149be2eeaaa8c7e86e674f4aff2e998867682a89719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02696",
    "kind": "arxiv",
    "version": 1
  }
}