Pith Number

pith:BPSAGZI4

pith:2019:BPSAGZI4BRDD5ECQTFA4GMBMAH

not attested not anchored not stored refs pending

Towards the Tradeoff Between Service Performance and Information Freshness

Bo Ji, Zhongdong Liu

arxiv:1901.00826 v2 · 2019-01-03 · cs.PF · 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{BPSAGZI4BRDD5ECQTFA4GMBMAH}

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	2026-05-17T23:52:14.998671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0be403651c0c463e90509941c3302c01ccfe79f6cb536f2db6d08fb1cb00b8ef

Aliases

arxiv: 1901.00826 · arxiv_version: 1901.00826v2 · doi: 10.48550/arxiv.1901.00826 · pith_short_12: BPSAGZI4BRDD · pith_short_16: BPSAGZI4BRDD5ECQ · pith_short_8: BPSAGZI4

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/BPSAGZI4BRDD5ECQTFA4GMBMAH \
  | 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: 0be403651c0c463e90509941c3302c01ccfe79f6cb536f2db6d08fb1cb00b8ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d708eeb6adf3f06860212967a312d48dc972b67746c8febd2a863944b1eca01c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2019-01-03T17:28:51Z",
    "title_canon_sha256": "697d429431ccafbbd9463068cbd15d7512a865d5cd355e56b7c5f8d360c1d3dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00826",
    "kind": "arxiv",
    "version": 2
  }
}