Pith Number

pith:4IIZHTNI

pith:2017:4IIZHTNIOCA2QBM3L52OHBMB5Q

not attested not anchored not stored refs pending

Comparison moduli spaces of Riemann surfaces

Eric Schippers, Wolfgang Staubach

arxiv:1706.09168 v2 · 2017-06-28 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4IIZHTNIOCA2QBM3L52OHBMB5Q}

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	2026-05-18T00:39:17.694968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e21193cda87081a8059b5f74e38581ec2d1f4a7325f94c560f7c9e20ecd985e1

Aliases

arxiv: 1706.09168 · arxiv_version: 1706.09168v2 · doi: 10.48550/arxiv.1706.09168 · pith_short_12: 4IIZHTNIOCA2 · pith_short_16: 4IIZHTNIOCA2QBM3 · pith_short_8: 4IIZHTNI

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/4IIZHTNIOCA2QBM3L52OHBMB5Q \
  | 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: e21193cda87081a8059b5f74e38581ec2d1f4a7325f94c560f7c9e20ecd985e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21d970b0cf1dd38ef6c0f76bbe0cb0f05e01c69288cb799fd2e9cf3826c17bbc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-06-28T08:38:24Z",
    "title_canon_sha256": "8be6cf9c79e5cfc2f05547aa55a694c34a0b688fa25119d33c03308cdfdcaa3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09168",
    "kind": "arxiv",
    "version": 2
  }
}