Pith Number

pith:W6UM34ES

pith:2019:W6UM34ESTPKAFAX46WXDDL3RKN

not attested not anchored not stored refs pending

Values of rational functions in small subgroups of finite fields and the identity testing problem from powers

L\'aszl\'o M\'erai

arxiv:1907.02302 v1 · 2019-07-04 · 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{W6UM34ESTPKAFAX46WXDDL3RKN}

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	2026-05-17T23:41:29.076390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a8cdf0929bd40282fcf5ae31af71537dedc49727bc90df7a8a2258ae7b3d29

Aliases

arxiv: 1907.02302 · arxiv_version: 1907.02302v1 · doi: 10.48550/arxiv.1907.02302 · pith_short_12: W6UM34ESTPKA · pith_short_16: W6UM34ESTPKAFAX4 · pith_short_8: W6UM34ES

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/W6UM34ESTPKAFAX46WXDDL3RKN \
  | 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: b7a8cdf0929bd40282fcf5ae31af71537dedc49727bc90df7a8a2258ae7b3d29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c620463d31b4893a8ccde3b9ded5a513f7195738262e67131e88280c71acd46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2019-07-04T09:45:49Z",
    "title_canon_sha256": "7b30e18e176c38a6afb8b6358d50186b8e709d6638730c8e073b2fc117086d0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02302",
    "kind": "arxiv",
    "version": 1
  }
}