Pith Number

pith:DQJY4CHK

pith:2017:DQJY4CHKEOSII5R56VRUWPMGJH

not attested not anchored not stored refs pending

Coloring Chains for Compression with Uncertain Priors

Noah Golowich

arxiv:1707.03132 v2 · 2017-07-11 · 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{DQJY4CHKEOSII5R56VRUWPMGJH}

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	2026-05-18T00:02:45.671123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c138e08ea23a484763df5634b3d8649e710db8851bd332bfbe82cd42b597464

Aliases

arxiv: 1707.03132 · arxiv_version: 1707.03132v2 · doi: 10.48550/arxiv.1707.03132 · pith_short_12: DQJY4CHKEOSI · pith_short_16: DQJY4CHKEOSII5R5 · pith_short_8: DQJY4CHK

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/DQJY4CHKEOSII5R56VRUWPMGJH \
  | 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: 1c138e08ea23a484763df5634b3d8649e710db8851bd332bfbe82cd42b597464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "292ba4de4de1a78257008f6d68194fdb2b7dd93d212e3e574337d6582ade7a4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-07-11T05:12:08Z",
    "title_canon_sha256": "a1d997a70a292e209d48e6125c59eb21685750ae8ca2ecfd13a7e54832e3658a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03132",
    "kind": "arxiv",
    "version": 2
  }
}