Pith Number

pith:SSHGSRZU

pith:2016:SSHGSRZU4LZME5DSA6ZBB75SWT

not attested not anchored not stored refs pending

The Essence of Inheritance

Andrew P. Black, James Noble, Kim B. Bruce

arxiv:1601.02059 v1 · 2016-01-09 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SSHGSRZU4LZME5DSA6ZBB75SWT}

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	2026-05-18T01:23:07.384613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

948e694734e2f2c2747207b210ffb2b4d99e5bbc0f8ed3a59aa1a408961472a4

Aliases

arxiv: 1601.02059 · arxiv_version: 1601.02059v1 · doi: 10.48550/arxiv.1601.02059 · pith_short_12: SSHGSRZU4LZM · pith_short_16: SSHGSRZU4LZME5DS · pith_short_8: SSHGSRZU

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/SSHGSRZU4LZME5DSA6ZBB75SWT \
  | 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: 948e694734e2f2c2747207b210ffb2b4d99e5bbc0f8ed3a59aa1a408961472a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6e05a56258367bf32289935cb5be9b59a99fe55c5a7bc9d776550855ea2464e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-01-09T01:05:03Z",
    "title_canon_sha256": "26198fcc4cbc9647bfef8ee47d581d81412d94fd6ef2bf48a1d8312bff063f9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02059",
    "kind": "arxiv",
    "version": 1
  }
}