Pith Number

pith:QDDTT7A2

pith:2016:QDDTT7A2VAOLF5MV2KWQBOXN4W

not attested not anchored not stored refs pending

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Ermanno Pietrosemoli, Marco Rainone, Marco Zennaro

arxiv:1610.09248 v1 · 2016-10-28 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QDDTT7A2VAOLF5MV2KWQBOXN4W}

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	2026-05-18T01:00:58.641289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80c739fc1aa81cb2f595d2ad00baede5b0786a9e24ae71d17721362a8f2d05f4

Aliases

arxiv: 1610.09248 · arxiv_version: 1610.09248v1 · doi: 10.48550/arxiv.1610.09248 · pith_short_12: QDDTT7A2VAOL · pith_short_16: QDDTT7A2VAOLF5MV · pith_short_8: QDDTT7A2

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/QDDTT7A2VAOLF5MV2KWQBOXN4W \
  | 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: 80c739fc1aa81cb2f595d2ad00baede5b0786a9e24ae71d17721362a8f2d05f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "714acd61484eef2ac2d9f5f072bfb2f21a4d32fdb448aafc905b9dbad29ae1a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2016-10-28T14:50:33Z",
    "title_canon_sha256": "cd7a97e40a6a825abcb44924237d31a2fad043fe7837da13064032c4acbfd66f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09248",
    "kind": "arxiv",
    "version": 1
  }
}