Pith Number

pith:QXPVVMNU

pith:2018:QXPVVMNUWDIFXDXGRQT743I5FH

not attested not anchored not stored refs pending

Analytification of mapping stacks

Julian Holstein, Mauro Porta

arxiv:1812.09300 v1 · 2018-12-21 · 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{QXPVVMNUWDIFXDXGRQT743I5FH}

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	2026-05-17T23:57:44.849420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85df5ab1b4b0d05b8ee68c27fe6d1d29e8f2f52d88848eb4bb04bc48b8dd25b6

Aliases

arxiv: 1812.09300 · arxiv_version: 1812.09300v1 · doi: 10.48550/arxiv.1812.09300 · pith_short_12: QXPVVMNUWDIF · pith_short_16: QXPVVMNUWDIFXDXG · pith_short_8: QXPVVMNU

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/QXPVVMNUWDIFXDXGRQT743I5FH \
  | 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: 85df5ab1b4b0d05b8ee68c27fe6d1d29e8f2f52d88848eb4bb04bc48b8dd25b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "570d2f7b52616c8b15532d2eb1533f66ecfa70a2c45c281229e0988f4b62d414",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-12-21T18:19:48Z",
    "title_canon_sha256": "b81ea3680689976a175f530fce41b7d1d8ab50a45fe6dd8b1289f85351dfe4a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09300",
    "kind": "arxiv",
    "version": 1
  }
}