Pith Number

pith:SMORML2H

pith:2018:SMORML2HGDXX66KPPQMR2RLQLW

not attested not anchored not stored refs pending

Transformations and singularities of polarized curves

Andreas Fuchs

arxiv:1807.00497 v1 · 2018-07-02 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMORML2HGDXX66KPPQMR2RLQLW}

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	2026-05-18T00:11:52.431626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931d162f4730ef7f794f7c191d45705dbfdecd015fa399180686aca774097940

Aliases

arxiv: 1807.00497 · arxiv_version: 1807.00497v1 · doi: 10.48550/arxiv.1807.00497 · pith_short_12: SMORML2HGDXX · pith_short_16: SMORML2HGDXX66KP · pith_short_8: SMORML2H

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/SMORML2HGDXX66KPPQMR2RLQLW \
  | 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: 931d162f4730ef7f794f7c191d45705dbfdecd015fa399180686aca774097940

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "044bb31367771d09ef2343b909b831fc0eb729b2801dc06bf2e7e2ca74fa48a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-07-02T07:26:44Z",
    "title_canon_sha256": "8f61d8036771a74ab71fd60ff41e72e7a73219f8f794d8584a6e5ca58aa23b3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00497",
    "kind": "arxiv",
    "version": 1
  }
}