Pith Number

pith:XKQ3MIRC

pith:2016:XKQ3MIRCQ2CZBWJQKR3R6GZPGB

not attested not anchored not stored refs pending

EPR-dictionaries: A practical and fast data structure for constant time searches in unidirectional and bidirectional FM-indices

Christopher Pockrandt, Knut Reinert, Marcel Ehrhardt

arxiv:1608.02413 v2 · 2016-08-08 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKQ3MIRCQ2CZBWJQKR3R6GZPGB}

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	2026-05-18T00:58:03.864540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa1b62222868590d93054771f1b2f305a8cddba0e31d9e4c45751a42c1d31d0

Aliases

arxiv: 1608.02413 · arxiv_version: 1608.02413v2 · doi: 10.48550/arxiv.1608.02413 · pith_short_12: XKQ3MIRCQ2CZ · pith_short_16: XKQ3MIRCQ2CZBWJQ · pith_short_8: XKQ3MIRC

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/XKQ3MIRCQ2CZBWJQKR3R6GZPGB \
  | 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: baa1b62222868590d93054771f1b2f305a8cddba0e31d9e4c45751a42c1d31d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "283d12dab40983631d24ed5c2c36592ff67cd384433ee78fafae6382b332f045",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-08-08T12:47:27Z",
    "title_canon_sha256": "60482d25a8402bfdc5fa83a63e33dd93a45be814a573ee719d045e6e4e1c3eb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02413",
    "kind": "arxiv",
    "version": 2
  }
}