Pith Number

pith:SQ4YQH5T

pith:2016:SQ4YQH5TGS44VLK65MTSO22AXH

not attested not anchored not stored refs pending

Cohomological orientifold Donaldson-Thomas invariants as Chow groups

Hans Franzen, Matthew B. Young

arxiv:1605.06596 v2 · 2016-05-21 · math.AG · hep-th · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQ4YQH5TGS44VLK65MTSO22AXH}

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	2026-05-18T01:10:29.537763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9439881fb334b9caad5eeb27276b40b9f69694e16f3101e66c34dac03cb5c6e6

Aliases

arxiv: 1605.06596 · arxiv_version: 1605.06596v2 · doi: 10.48550/arxiv.1605.06596 · pith_short_12: SQ4YQH5TGS44 · pith_short_16: SQ4YQH5TGS44VLK6 · pith_short_8: SQ4YQH5T

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/SQ4YQH5TGS44VLK65MTSO22AXH \
  | 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: 9439881fb334b9caad5eeb27276b40b9f69694e16f3101e66c34dac03cb5c6e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77707463fad0433563d94015e82b0f709a8e36269e1816672e4df0c2557bc070",
    "cross_cats_sorted": [
      "hep-th",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-05-21T06:56:39Z",
    "title_canon_sha256": "24a23ecb250b52f3b6ad0b82839fa63126de511a0c15e8878f716646f4441d08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06596",
    "kind": "arxiv",
    "version": 2
  }
}