Pith Number

pith:CIZWXY2M

pith:2013:CIZWXY2MG3YKARLCEV4XVCVCTR

not attested not anchored not stored refs pending

DeltaTree: A Practical Locality-aware Concurrent Search Tree

Ibrahim Umar, Otto Anshus, Phuong Ha (University of Troms{\o})

arxiv:1312.2628 v1 · 2013-12-09 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIZWXY2MG3YKARLCEV4XVCVCTR}

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	2026-05-18T03:05:09.387736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12336be34c36f0a0456225797a8aa29c6dec2ac8b75c678856c8ba8fbfa93074

Aliases

arxiv: 1312.2628 · arxiv_version: 1312.2628v1 · doi: 10.48550/arxiv.1312.2628 · pith_short_12: CIZWXY2MG3YK · pith_short_16: CIZWXY2MG3YKARLC · pith_short_8: CIZWXY2M

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/CIZWXY2MG3YKARLCEV4XVCVCTR \
  | 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: 12336be34c36f0a0456225797a8aa29c6dec2ac8b75c678856c8ba8fbfa93074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2dda2360392218c47bb359f5768a46f510b2ca6994064a74fa2490f7e5ca3d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2013-12-09T23:30:02Z",
    "title_canon_sha256": "9d596bd78121d4a45292941bdfb3682fd718e29d83995ce0780c3d80e4b91f51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2628",
    "kind": "arxiv",
    "version": 1
  }
}