Pith Number

pith:2V5PH57Q

pith:2015:2V5PH57Q4HZJ6G4VVSI7N4FJ7Z

not attested not anchored not stored refs pending

Dynamic Geodesics in Treespace via Parametric Maximum Flow

Scott Provan, Sean Skwerer

arxiv:1512.03115 v1 · 2015-12-10 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2V5PH57Q4HZJ6G4VVSI7N4FJ7Z}

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	2026-05-18T01:24:37.856291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d57af3f7f0e1f29f1b95ac91f6f0a9fe46e0fd52e28a6fc710b68721c5997755

Aliases

arxiv: 1512.03115 · arxiv_version: 1512.03115v1 · doi: 10.48550/arxiv.1512.03115 · pith_short_12: 2V5PH57Q4HZJ · pith_short_16: 2V5PH57Q4HZJ6G4V · pith_short_8: 2V5PH57Q

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/2V5PH57Q4HZJ6G4VVSI7N4FJ7Z \
  | 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: d57af3f7f0e1f29f1b95ac91f6f0a9fe46e0fd52e28a6fc710b68721c5997755

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f5642f4017b8c9235fe152f1deb6c729323dcf799094b6b8aeffd3a7165687",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-12-10T00:09:52Z",
    "title_canon_sha256": "653401b4750cab8ba3e6733804f098320bd71bafe21d76f8345c56b67076eb4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03115",
    "kind": "arxiv",
    "version": 1
  }
}