Pith Number

pith:YBITVSP3

pith:2016:YBITVSP3JC5PNZSDSZ3N2A2QTV

not attested not anchored not stored refs pending

Surfaces in $\mathbb{P}^4$ lying on small degree hypersurfaces

Daniel Naie, Igor Reider

arxiv:1609.03706 v1 · 2016-09-13 · 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{YBITVSP3JC5PNZSDSZ3N2A2QTV}

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	2026-05-18T01:04:42.653460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0513ac9fb48baf6e6439676dd03509d482fd6ffdac3c921de16bcd4a8a5b4bf

Aliases

arxiv: 1609.03706 · arxiv_version: 1609.03706v1 · doi: 10.48550/arxiv.1609.03706 · pith_short_12: YBITVSP3JC5P · pith_short_16: YBITVSP3JC5PNZSD · pith_short_8: YBITVSP3

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/YBITVSP3JC5PNZSDSZ3N2A2QTV \
  | 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: c0513ac9fb48baf6e6439676dd03509d482fd6ffdac3c921de16bcd4a8a5b4bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e7cf9dd24bcb5196b2eb34bc76b7db4dc62a9cb5db78f3c8fe098c446401a36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-09-13T07:13:32Z",
    "title_canon_sha256": "e53e147f9d563eb6cfefc84560c40dda112b149b0490793878c6df667553c217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03706",
    "kind": "arxiv",
    "version": 1
  }
}