Pith Number

pith:CXWVHXVF

pith:2017:CXWVHXVFVVBMGZSVVKQIWMRVYC

not attested not anchored not stored refs pending

Edrei's Conjecture revisited

Jan P. Boronski, Jiri Kupka, Piotr Oprocha

arxiv:1703.01816 v3 · 2017-03-06 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXWVHXVFVVBMGZSVVKQIWMRVYC}

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	2026-05-18T00:20:07.174533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15ed53dea5ad42c36655aaa08b3235c0a54542360d4093397f186f7e87408250

Aliases

arxiv: 1703.01816 · arxiv_version: 1703.01816v3 · doi: 10.48550/arxiv.1703.01816 · pith_short_12: CXWVHXVFVVBM · pith_short_16: CXWVHXVFVVBMGZSV · pith_short_8: CXWVHXVF

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/CXWVHXVFVVBMGZSVVKQIWMRVYC \
  | 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: 15ed53dea5ad42c36655aaa08b3235c0a54542360d4093397f186f7e87408250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b87ee39e56933b5577e4536102e4ffe0e0fe8a4eeb10395eccd5cc6813a8818f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-03-06T11:31:30Z",
    "title_canon_sha256": "47b6514ea1de4e93da1ce162e20f3180c707db570b7068464ca8c06c667fab30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01816",
    "kind": "arxiv",
    "version": 3
  }
}