Pith Number

pith:M2Q6OYKT

pith:2012:M2Q6OYKTATWEAND5ITP7SWU24Q

not attested not anchored not stored refs pending

Pinchuk Maps and Function Fields

L. Andrew Campbell

arxiv:1208.5177 v3 · 2012-08-25 · 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{M2Q6OYKTATWEAND5ITP7SWU24Q}

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	2026-05-18T03:07:03.921378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66a1e7615304ec40347d44dff95a9ae401d3166d148cb4b33ba24f9ba1217c3b

Aliases

arxiv: 1208.5177 · arxiv_version: 1208.5177v3 · doi: 10.48550/arxiv.1208.5177 · pith_short_12: M2Q6OYKTATWE · pith_short_16: M2Q6OYKTATWEAND5 · pith_short_8: M2Q6OYKT

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/M2Q6OYKTATWEAND5ITP7SWU24Q \
  | 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: 66a1e7615304ec40347d44dff95a9ae401d3166d148cb4b33ba24f9ba1217c3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bac6c9e43f812804ef20e887d001f0c3cdef2c62821b3edd17fe32a80d5a49e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-08-25T23:38:10Z",
    "title_canon_sha256": "54c0dc27f2b3769b413ce391b98b73bbe6b02fdc725ad6de3d3ddc104dcc7692"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5177",
    "kind": "arxiv",
    "version": 3
  }
}