Pith Number

pith:PBMHHFEY

pith:2016:PBMHHFEYN2VABQRPNKMEG3Y6IX

not attested not anchored not stored refs pending

A new approach to the Tarry-Escott problem

Ajai Choudhry

arxiv:1603.00206 v2 · 2016-03-01 · 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{PBMHHFEYN2VABQRPNKMEG3Y6IX}

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	2026-05-18T00:51:17.898092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78587394986eaa00c22f6a98436f1e45d6c7fc8e81badd8573cda84c66f96ecc

Aliases

arxiv: 1603.00206 · arxiv_version: 1603.00206v2 · doi: 10.48550/arxiv.1603.00206 · pith_short_12: PBMHHFEYN2VA · pith_short_16: PBMHHFEYN2VABQRP · pith_short_8: PBMHHFEY

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/PBMHHFEYN2VABQRPNKMEG3Y6IX \
  | 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: 78587394986eaa00c22f6a98436f1e45d6c7fc8e81badd8573cda84c66f96ecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1783305d6a02cd21a452e6abdf82a5caf470f92b508239d7a5935bffd4754b1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2016-03-01T10:00:49Z",
    "title_canon_sha256": "eccb5d036b0ebe256cf79ffec5c6ea56627e8e932d09496362beddb441957cbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00206",
    "kind": "arxiv",
    "version": 2
  }
}