Pith Number

pith:EKU246BM

pith:2013:EKU246BMCUZMIPI3WQY7KYUG5A

not attested not anchored not stored refs pending

PSN: Portfolio Social Network

Jordi M. Cortes, Nasrullah Memon, Sarwat Nizamani

arxiv:1312.1969 v1 · 2013-12-06 · 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{EKU246BMCUZMIPI3WQY7KYUG5A}

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	2026-05-18T03:05:19.332538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22a9ae782c1532c43d1bb431f56286e83dd404170babbceae220bdcfc198adeb

Aliases

arxiv: 1312.1969 · arxiv_version: 1312.1969v1 · doi: 10.48550/arxiv.1312.1969 · pith_short_12: EKU246BMCUZM · pith_short_16: EKU246BMCUZMIPI3 · pith_short_8: EKU246BM

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/EKU246BMCUZMIPI3WQY7KYUG5A \
  | 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: 22a9ae782c1532c43d1bb431f56286e83dd404170babbceae220bdcfc198adeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1393c943b70b7d0f8562cf2cfbe11f86343638cbd3883a1e0f966d50a5f998b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-12-06T19:19:20Z",
    "title_canon_sha256": "8262ea1301c131b0c5065618406304fcfe288bacf3b9f3e4b32aaf6be6bc7e23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1969",
    "kind": "arxiv",
    "version": 1
  }
}