Pith Number

pith:FAVQOXB3

pith:2017:FAVQOXB3CTGDSZORMGVIHLW6WP

not attested not anchored not stored refs pending

Characterization of polynomials whose large powers have all positive coefficients

Colin Tan, Wing-Keung To

arxiv:1701.02040 v2 · 2017-01-08 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAVQOXB3CTGDSZORMGVIHLW6WP}

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	2026-05-18T00:47:37.953543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

282b075c3b14cc3965d161aa83aedeb3d16dda32b90f5d5a614696afae543aaf

Aliases

arxiv: 1701.02040 · arxiv_version: 1701.02040v2 · doi: 10.48550/arxiv.1701.02040 · pith_short_12: FAVQOXB3CTGD · pith_short_16: FAVQOXB3CTGDSZOR · pith_short_8: FAVQOXB3

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/FAVQOXB3CTGDSZORMGVIHLW6WP \
  | 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: 282b075c3b14cc3965d161aa83aedeb3d16dda32b90f5d5a614696afae543aaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12da0d77f2d5558825a6967388fe8163532da9fdb922a1e9207902326861ebc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-01-08T23:50:43Z",
    "title_canon_sha256": "e076373c8ae7c970656371176ae6109f9e41a8c3ea9c172e2cf92c26da577644"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02040",
    "kind": "arxiv",
    "version": 2
  }
}