Pith Number

pith:DLO3L3RP

pith:2015:DLO3L3RPMD3ZUUIHPTRH73L7ST

not attested not anchored not stored refs pending

A Practical System for Guaranteed Access in the Presence of DDoS Attacks and Flash Crowds

Adrian Perrig, Hsu-Chun Hsiao, Po-Ning Tseng, Soo Bum Lee, Taeho Lee, Tiffany Hyun-Jin Kim, Yi-Hsuan Kung, Yue-Hsun Lin

arxiv:1509.02268 v1 · 2015-09-08 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DLO3L3RPMD3ZUUIHPTRH73L7ST}

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	2026-05-18T00:58:35.044106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1addb5ee2f60f79a51077ce27fed7f94e4d5b82d0df119b44d6e1288fe75105e

Aliases

arxiv: 1509.02268 · arxiv_version: 1509.02268v1 · doi: 10.48550/arxiv.1509.02268 · pith_short_12: DLO3L3RPMD3Z · pith_short_16: DLO3L3RPMD3ZUUIH · pith_short_8: DLO3L3RP

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/DLO3L3RPMD3ZUUIHPTRH73L7ST \
  | 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: 1addb5ee2f60f79a51077ce27fed7f94e4d5b82d0df119b44d6e1288fe75105e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b151dd018f3c14bafd78ca44cbf93a59fe5790ed0887921ab098eec7ad35315",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-09-08T07:37:54Z",
    "title_canon_sha256": "1a426b5ba44b8852815ff5e0eb7a4bbd6bc4dd8cb7c6eb8b1f0816c6d57cf90e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02268",
    "kind": "arxiv",
    "version": 1
  }
}