Pith Number

pith:JAYSWPR5

pith:2015:JAYSWPR55A6UYFKXY72ICVBSQC

not attested not anchored not stored refs pending

Geometry of lines and degeneracy loci of morphisms of vector bundles

Emilia Mezzetti

arxiv:1506.01924 v1 · 2015-06-05 · 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{JAYSWPR55A6UYFKXY72ICVBSQC}

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	2026-05-18T01:55:58.917586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48312b3e3de83d4c1557c7f481543280b25cc5df4970896e30064e70938da3a3

Aliases

arxiv: 1506.01924 · arxiv_version: 1506.01924v1 · doi: 10.48550/arxiv.1506.01924 · pith_short_12: JAYSWPR55A6U · pith_short_16: JAYSWPR55A6UYFKX · pith_short_8: JAYSWPR5

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/JAYSWPR55A6UYFKXY72ICVBSQC \
  | 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: 48312b3e3de83d4c1557c7f481543280b25cc5df4970896e30064e70938da3a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8866b29c4933ca5d8a3e35b105600a3a17859464255b59453fd8df1cacd6e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-06-05T14:16:17Z",
    "title_canon_sha256": "5032540dfe8b45b2116edc8672d5ce42c511d2c1b1750b57afec7993ca26ab8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01924",
    "kind": "arxiv",
    "version": 1
  }
}