Pith Number

pith:743FRWIX

pith:2017:743FRWIXP7BQ4P7PF4IT4P3QIG

not attested not anchored not stored refs pending

Moduli spaces of rank 2 instanton sheaves on the projective space

Alexander S. Tikhomirov, Marcos Jardim, Mario Maican

arxiv:1702.06553 v1 · 2017-02-21 · 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{743FRWIXP7BQ4P7PF4IT4P3QIG}

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	2026-05-18T00:20:56.681417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3658d9177fc30e3fef2f113e3f7041a6b5fe7fc09e34d684df2eb85ac178ab

Aliases

arxiv: 1702.06553 · arxiv_version: 1702.06553v1 · doi: 10.48550/arxiv.1702.06553 · pith_short_12: 743FRWIXP7BQ · pith_short_16: 743FRWIXP7BQ4P7P · pith_short_8: 743FRWIX

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/743FRWIXP7BQ4P7PF4IT4P3QIG \
  | 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: ff3658d9177fc30e3fef2f113e3f7041a6b5fe7fc09e34d684df2eb85ac178ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d37aef6264e78271f93bb76795267c5ca308d52299056752229e60dfc607062f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-02-21T19:14:37Z",
    "title_canon_sha256": "9771e11d6cb8209ca1cd78ac46b2c120ed20a525ad11e571b92740ca366dda3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06553",
    "kind": "arxiv",
    "version": 1
  }
}