Pith Number

pith:KTBMWFPC

pith:2014:KTBMWFPCMPCDIMJZHQWK7KP5J6

not attested not anchored not stored refs pending

Movable curves and semistable sheaves

Daniel Greb, Stefan Kebekus, Thomas Peternell

arxiv:1408.4308 v2 · 2014-08-19 · 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{KTBMWFPCMPCDIMJZHQWK7KP5J6}

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	2026-05-18T01:11:55.370100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c2cb15e263c43431393c2cafa9fd4fb3be78fa504be8788ed959b6664cbcd1

Aliases

arxiv: 1408.4308 · arxiv_version: 1408.4308v2 · doi: 10.48550/arxiv.1408.4308 · pith_short_12: KTBMWFPCMPCD · pith_short_16: KTBMWFPCMPCDIMJZ · pith_short_8: KTBMWFPC

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/KTBMWFPCMPCDIMJZHQWK7KP5J6 \
  | 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: 54c2cb15e263c43431393c2cafa9fd4fb3be78fa504be8788ed959b6664cbcd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57067b0042e4317e313bef227175beead25cbc3c8cd197b2001972f067e95c91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-08-19T12:26:32Z",
    "title_canon_sha256": "3c3b37379d4c7125e4cfd4892cbfeb042b4b56e6c156ec9093fb47c8e6a6f41c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4308",
    "kind": "arxiv",
    "version": 2
  }
}