Pith Number

pith:37YEXYQG

pith:2018:37YEXYQGXAVG3R3EFO2OAVXKNL

not attested not anchored not stored refs pending

Heavy Arc Orientations of Gammoids

Immanuel Albrecht

arxiv:1807.00600 v1 · 2018-07-02 · 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{37YEXYQGXAVG3R3EFO2OAVXKNL}

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	2026-05-18T00:11:52.042916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dff04be206b82a6dc7642bb4e056ea6aeb9a1bd7cf91056108bd1f82ec6f08ba

Aliases

arxiv: 1807.00600 · arxiv_version: 1807.00600v1 · doi: 10.48550/arxiv.1807.00600 · pith_short_12: 37YEXYQGXAVG · pith_short_16: 37YEXYQGXAVG3R3E · pith_short_8: 37YEXYQG

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/37YEXYQGXAVG3R3EFO2OAVXKNL \
  | 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: dff04be206b82a6dc7642bb4e056ea6aeb9a1bd7cf91056108bd1f82ec6f08ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edc644125856e5187e29f323d77732631f5b0842753431798babb141a763ff4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-07-02T11:17:32Z",
    "title_canon_sha256": "301c0c685c5049ef3a1ee4888b184041c5b74b6877c81294f343aa4967cd71a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00600",
    "kind": "arxiv",
    "version": 1
  }
}