Pith Number

pith:XPF4NVXS

pith:2013:XPF4NVXSJLBWSW24IQYEZSCG77

not attested not anchored not stored refs pending

Automated generation of web server fingerprints

Dan S. Wallach, Martha Witick, Theodore Book

arxiv:1305.0245 v1 · 2013-05-01 · cs.CR · 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{XPF4NVXSJLBWSW24IQYEZSCG77}

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	2026-05-18T03:26:41.530290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbcbc6d6f24ac3695b5c44304cc846fff5a4efcf2451edb6da57ef5af9a33ca2

Aliases

arxiv: 1305.0245 · arxiv_version: 1305.0245v1 · doi: 10.48550/arxiv.1305.0245 · pith_short_12: XPF4NVXSJLBW · pith_short_16: XPF4NVXSJLBWSW24 · pith_short_8: XPF4NVXS

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/XPF4NVXSJLBWSW24IQYEZSCG77 \
  | 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: bbcbc6d6f24ac3695b5c44304cc846fff5a4efcf2451edb6da57ef5af9a33ca2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f86adb67a643208181a31f1be849c7d4fba98633092633b37054d1d2ac0039d",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-05-01T19:11:31Z",
    "title_canon_sha256": "6dc1a23b9277110a9724c9e9981e44df6ed33569017769eb7544745320c0adfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0245",
    "kind": "arxiv",
    "version": 1
  }
}