Pith Number

pith:A4RRDB6G

pith:2017:A4RRDB6GKMOEWVBLQDW4FEWNIQ

not attested not anchored not stored refs pending

On Edge's correspondence associated with \cdot 222

Ichiro Shimada

arxiv:1708.06054 v2 · 2017-08-21 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A4RRDB6GKMOEWVBLQDW4FEWNIQ}

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	2026-05-18T00:35:13.468312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07231187c6531c4b542b80edc292cd443e7f175aadc3ffc718306d0547713bf2

Aliases

arxiv: 1708.06054 · arxiv_version: 1708.06054v2 · doi: 10.48550/arxiv.1708.06054 · pith_short_12: A4RRDB6GKMOE · pith_short_16: A4RRDB6GKMOEWVBL · pith_short_8: A4RRDB6G

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/A4RRDB6GKMOEWVBLQDW4FEWNIQ \
  | 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: 07231187c6531c4b542b80edc292cd443e7f175aadc3ffc718306d0547713bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e036854b908032eb3a5bee2cb97deb3777d52b3b3f4699c51b03d83779bd63b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-08-21T01:59:00Z",
    "title_canon_sha256": "bd577233bca8260ea0645eebfb3977b10405588d6b86801c4dd9a2d6b8cca610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06054",
    "kind": "arxiv",
    "version": 2
  }
}