Pith Number

pith:ABORW6OH

pith:2016:ABORW6OHUR2G6ZJLSNGLK6RCJQ

not attested not anchored not stored refs pending

Reconfiguring Ordered Bases of a Matroid

Anna Lubiw, Vinayak Pathak

arxiv:1612.00958 v1 · 2016-12-03 · cs.DS · 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{ABORW6OHUR2G6ZJLSNGLK6RCJQ}

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	2026-05-18T00:55:53.724194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

005d1b79c7a4746f652b934cb57a224c0eeb71d8157f110715b8cecb6deaca41

Aliases

arxiv: 1612.00958 · arxiv_version: 1612.00958v1 · doi: 10.48550/arxiv.1612.00958 · pith_short_12: ABORW6OHUR2G · pith_short_16: ABORW6OHUR2G6ZJL · pith_short_8: ABORW6OH

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/ABORW6OHUR2G6ZJLSNGLK6RCJQ \
  | 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: 005d1b79c7a4746f652b934cb57a224c0eeb71d8157f110715b8cecb6deaca41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40189ecebf09f4944894c16ea2ed60fb53160ede55a332f67cd82fe5e6b0b340",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-12-03T11:34:53Z",
    "title_canon_sha256": "5af1c8a02fc5a4b167848afb7cee639b27429a54349c339cfa844609029a3f0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.00958",
    "kind": "arxiv",
    "version": 1
  }
}