Pith Number

pith:XRYGAIDV

pith:2017:XRYGAIDVXKV2GLSQF76VLO7CZ4

not attested not anchored not stored refs pending

A note on panchromatic colorings

Danila Cherkashin

arxiv:1705.03797 v1 · 2017-05-10 · 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{XRYGAIDVXKV2GLSQF76VLO7CZ4}

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	2026-05-18T00:44:43.023126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc70602075baaba32e502ffd55bbe2cf24e1c2d5e9904c3aea74ef37e5b0ff22

Aliases

arxiv: 1705.03797 · arxiv_version: 1705.03797v1 · doi: 10.48550/arxiv.1705.03797 · pith_short_12: XRYGAIDVXKV2 · pith_short_16: XRYGAIDVXKV2GLSQ · pith_short_8: XRYGAIDV

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/XRYGAIDVXKV2GLSQF76VLO7CZ4 \
  | 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: bc70602075baaba32e502ffd55bbe2cf24e1c2d5e9904c3aea74ef37e5b0ff22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0415c3ed0393d490cd45dcb1945cffecf1be7a62070e7fd7294a93834fb7a7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-05-10T14:38:18Z",
    "title_canon_sha256": "23b9def4e2557f474dec4e5041cafc0ce3fe4e179aa4668f8a9e9c68fcd43e70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03797",
    "kind": "arxiv",
    "version": 1
  }
}