Pith Number

pith:7HP222IF

pith:2011:7HP222IF6VLRJYBVP5KDDTKXBZ

not attested not anchored not stored refs pending

Deformation along subsheaves, II

Clemens J\"order, Stefan Kebekus

arxiv:1103.5630 v1 · 2011-03-29 · 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{7HP222IF6VLRJYBVP5KDDTKXBZ}

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	2026-05-18T04:25:37.209765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9dfad6905f55714e0357f5431cd570e5cb0a776774112d361c17aaf6614a820

Aliases

arxiv: 1103.5630 · arxiv_version: 1103.5630v1 · doi: 10.48550/arxiv.1103.5630 · pith_short_12: 7HP222IF6VLR · pith_short_16: 7HP222IF6VLRJYBV · pith_short_8: 7HP222IF

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/7HP222IF6VLRJYBVP5KDDTKXBZ \
  | 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: f9dfad6905f55714e0357f5431cd570e5cb0a776774112d361c17aaf6614a820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afb6694428f856229efc9f654c7ae55c1c5858bbb5d8ad4071b7fc693c95808d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-29T13:24:19Z",
    "title_canon_sha256": "2f329ab58a392909836aad3dc4c521c1b3f9f438ac2b2855eb46accb1acbeb12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5630",
    "kind": "arxiv",
    "version": 1
  }
}