Pith Number

pith:SUD72UBD

pith:2021:SUD72UBDNW46ADCAHVZST75P6M

not attested not anchored not stored refs pending

Subset sums, completeness and colorings

David Conlon, Huy Tuan Pham, Jacob Fox

arxiv:2104.14766 v1 · 2021-04-30 · math.CO · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUD72UBDNW46ADCAHVZST75P6M}

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.

Cited by

1 paper in Pith

Holes in Valid-Extension Sets of Finite Gilbreath Sequences

Receipt and verification

First computed	2026-07-05T02:36:26.231642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9507fd50236db9e00c403d7329ffaff330669f6e03597bc45deb20feb247e8bf

Aliases

arxiv: 2104.14766 · arxiv_version: 2104.14766v1 · doi: 10.48550/arxiv.2104.14766 · pith_short_12: SUD72UBDNW46 · pith_short_16: SUD72UBDNW46ADCA · pith_short_8: SUD72UBD

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/SUD72UBDNW46ADCAHVZST75P6M \
  | 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: 9507fd50236db9e00c403d7329ffaff330669f6e03597bc45deb20feb247e8bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ec2045e6acabf273a3282caf553d9b806d87c3a9abb6458f66e9a94c9c51f2",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2021-04-30T05:47:27Z",
    "title_canon_sha256": "729f259b80f2431a81da46a14001f2798b9483adc1483231fea1b07323a96e0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14766",
    "kind": "arxiv",
    "version": 1
  }
}