Pith Number

pith:FA4PHA7U

pith:2016:FA4PHA7UGDO5U67F4YTEY5RZIC

not attested not anchored not stored refs pending

Fast asynchronous updating algorithms for k-shell indices

Tao Zhou, Yan-Li Lee

arxiv:1612.07277 v1 · 2016-11-20 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FA4PHA7UGDO5U67F4YTEY5RZIC}

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	2026-05-18T00:43:01.365028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2838f383f430ddda7be5e6264c763940ac5b159aa108591a8303b87ff193d007

Aliases

arxiv: 1612.07277 · arxiv_version: 1612.07277v1 · doi: 10.48550/arxiv.1612.07277 · pith_short_12: FA4PHA7UGDO5 · pith_short_16: FA4PHA7UGDO5U67F · pith_short_8: FA4PHA7U

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/FA4PHA7UGDO5U67F4YTEY5RZIC \
  | 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: 2838f383f430ddda7be5e6264c763940ac5b159aa108591a8303b87ff193d007

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "362867ca7dade035ceb9273e054829f5bae5e01dfeefa8a0a8b4fd1785934ff7",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-11-20T00:43:37Z",
    "title_canon_sha256": "5eae4e83a94154ffcd6eca189e143314af96976446dde9ec195bde608217a386"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07277",
    "kind": "arxiv",
    "version": 1
  }
}