Pith Number

pith:7CRPQPZT

pith:2013:7CRPQPZTEXMUJX5WDEU4YT43VS

not attested not anchored not stored refs pending

A theory of function-induced-orders to study recursion termination

Abhinav Aggarwal, Padam Kumar

arxiv:1310.1500 v2 · 2013-10-05 · cs.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{7CRPQPZTEXMUJX5WDEU4YT43VS}

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	2026-05-18T00:37:58.831521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8a2f83f3325d944dfb61929cc4f9bacbd8dc8a725fa41040652dddfebd066dc

Aliases

arxiv: 1310.1500 · arxiv_version: 1310.1500v2 · doi: 10.48550/arxiv.1310.1500 · pith_short_12: 7CRPQPZTEXMU · pith_short_16: 7CRPQPZTEXMUJX5W · pith_short_8: 7CRPQPZT

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/7CRPQPZTEXMUJX5WDEU4YT43VS \
  | 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: f8a2f83f3325d944dfb61929cc4f9bacbd8dc8a725fa41040652dddfebd066dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44f73df0a428bd76fe50aad752c2de20bcff3ce2a0be0bce40fd3c9d0154e77c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-10-05T17:42:54Z",
    "title_canon_sha256": "6c55bfe5f705be7ee54be3ca84923375629f89947c85eb2a00dc21ccc99f06b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1500",
    "kind": "arxiv",
    "version": 2
  }
}