Pith Number

pith:L46LB5K7

pith:2012:L46LB5K7V64AMDIFCMG72MD7U4

not attested not anchored not stored refs pending

Computing Constraint Sets for Differential Fields

Alexey Ovchinnikov, Dmitry Trushin, Russell Miller

arxiv:1208.1152 v2 · 2012-08-06 · math.AC · math.CA · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L46LB5K7V64AMDIFCMG72MD7U4}

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	2026-05-18T02:54:21.765159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f3cb0f55fafb8060d05130dfd307fa72570016ca2c7c2e8364fd6537fbd0237

Aliases

arxiv: 1208.1152 · arxiv_version: 1208.1152v2 · doi: 10.48550/arxiv.1208.1152 · pith_short_12: L46LB5K7V64A · pith_short_16: L46LB5K7V64AMDIF · pith_short_8: L46LB5K7

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/L46LB5K7V64AMDIFCMG72MD7U4 \
  | 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: 5f3cb0f55fafb8060d05130dfd307fa72570016ca2c7c2e8364fd6537fbd0237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41d8f94ca0b7693d47d4055ae66cb2ff67a8e182d845b05c8174ed46851c33f1",
    "cross_cats_sorted": [
      "math.CA",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-08-06T12:51:54Z",
    "title_canon_sha256": "462d11d612e930fd589d57dca06a35d9f62445068e26041cac98b5fb95f2d526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1152",
    "kind": "arxiv",
    "version": 2
  }
}