Pith Number

pith:UD4VCBKA

pith:2011:UD4VCBKAZGPTAVETBZSNOWCDYI

not attested not anchored not stored refs pending

Absorbing sets of homogeneous subtractive algorithms

Arnaldo Nogueira, Tomasz Miernowski

arxiv:1104.3762 v1 · 2011-04-19 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UD4VCBKAZGPTAVETBZSNOWCDYI}

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	2026-05-18T04:23:55.729696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f9510540c99f3054930e64d75843c22c6870eb7a7e66565a5af1cd313d5a1c

Aliases

arxiv: 1104.3762 · arxiv_version: 1104.3762v1 · doi: 10.48550/arxiv.1104.3762 · pith_short_12: UD4VCBKAZGPT · pith_short_16: UD4VCBKAZGPTAVET · pith_short_8: UD4VCBKA

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/UD4VCBKAZGPTAVETBZSNOWCDYI \
  | 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: a0f9510540c99f3054930e64d75843c22c6870eb7a7e66565a5af1cd313d5a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94facce3bd03e1be5c5fbb1cb1cd61fd5f975b34dc53e997e2dbc19fc63c4778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2011-04-19T14:30:23Z",
    "title_canon_sha256": "7cdc83e0be8c6fc3b20d0bdec93e3053d0dece2824ac9312fd8a01ac71330f90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3762",
    "kind": "arxiv",
    "version": 1
  }
}