Pith Number

pith:UXLU6ZQ5

pith:2017:UXLU6ZQ5TK6RDZEOMMXLE77T3Y

not attested not anchored not stored refs pending

Functors of Liftings of Projective Schemes

Cristina Bertone, Davide Franco, Francesca Cioffi

arxiv:1706.02618 v2 · 2017-06-08 · 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{UXLU6ZQ5TK6RDZEOMMXLE77T3Y}

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	2026-05-18T00:10:24.470336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5d74f661d9abd11e48e632eb27ff3de383ef15e65a87dfdd78b9ed08e36ae00

Aliases

arxiv: 1706.02618 · arxiv_version: 1706.02618v2 · doi: 10.48550/arxiv.1706.02618 · pith_short_12: UXLU6ZQ5TK6R · pith_short_16: UXLU6ZQ5TK6RDZEO · pith_short_8: UXLU6ZQ5

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/UXLU6ZQ5TK6RDZEOMMXLE77T3Y \
  | 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: a5d74f661d9abd11e48e632eb27ff3de383ef15e65a87dfdd78b9ed08e36ae00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bbcd2492143c5eb01d88cb61daf5565a0de843b5ad2c57735acab2cb1687ca5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-06-08T14:49:04Z",
    "title_canon_sha256": "03d154f7ca62aa76cca49ea23408920fa2a715fb9a815a032af3d52ca08e5aa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02618",
    "kind": "arxiv",
    "version": 2
  }
}