Pith Number

pith:NSTZRM5G

pith:2015:NSTZRM5GQ4CVFVXTGE7E3FWLNN

not attested not anchored not stored refs pending

Classifying Unrooted Gaussian Trees under Privacy Constraints

A. Moharrer, G. T. Amariucai, J. Deng, S. Wei

arxiv:1504.02530 v2 · 2015-04-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSTZRM5GQ4CVFVXTGE7E3FWLNN}

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	2026-05-18T01:19:16.144153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca798b3a6870552d6f3313e4d96cb6b7352662c2f56a2edd98d256c7e5bafff

Aliases

arxiv: 1504.02530 · arxiv_version: 1504.02530v2 · doi: 10.48550/arxiv.1504.02530 · pith_short_12: NSTZRM5GQ4CV · pith_short_16: NSTZRM5GQ4CVFVXT · pith_short_8: NSTZRM5G

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/NSTZRM5GQ4CVFVXTGE7E3FWLNN \
  | 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: 6ca798b3a6870552d6f3313e4d96cb6b7352662c2f56a2edd98d256c7e5bafff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "581b8d488ae2be83fcddbfc4193e3307b0a07372279291880bff18d43dc5cf6a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-04-10T01:40:24Z",
    "title_canon_sha256": "3b03d73b670f0e236ad483f992c49ac9c4e93e31d1875f19e2b0b338ed73c9b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02530",
    "kind": "arxiv",
    "version": 2
  }
}