Pith Number

pith:Q6EDKAZV

pith:2013:Q6EDKAZV327OC4TO5WE4YB2T5G

not attested not anchored not stored refs pending

An Algorithm for Computing the Limit Points of the Quasi-component of a Regular Chain

Changbo Chen, Marc Moreno Maza, Parisa Alvandi

arxiv:1302.4688 v1 · 2013-02-19 · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6EDKAZV327OC4TO5WE4YB2T5G}

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	2026-05-18T03:33:12.466075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8788350335debee1726eed89cc0753e9b8894c8849e447f5d7df072cc65ef9ae

Aliases

arxiv: 1302.4688 · arxiv_version: 1302.4688v1 · doi: 10.48550/arxiv.1302.4688 · pith_short_12: Q6EDKAZV327O · pith_short_16: Q6EDKAZV327OC4TO · pith_short_8: Q6EDKAZV

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/Q6EDKAZV327OC4TO5WE4YB2T5G \
  | 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: 8788350335debee1726eed89cc0753e9b8894c8849e447f5d7df072cc65ef9ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d913087f45b56fa3f87d04057e3d19cffcaebc15595c7d051cb5b0b1a5362a64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2013-02-19T17:25:14Z",
    "title_canon_sha256": "2860b4273452ee7371c66e363d5bbaf18b076b1ac5558583eb45dc4018262f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4688",
    "kind": "arxiv",
    "version": 1
  }
}