Pith Number

pith:NSRFXCJA

pith:2019:NSRFXCJAUBAX6IZMMPJCZ3QGUC

not attested not anchored not stored refs pending

On the classification and false alarm of invalid prefixes in RPKI based BGP route origin validation

Deliang Chang, Wenjie Xu, Xing Li

arxiv:1903.06860 v1 · 2019-03-16 · 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{NSRFXCJAUBAX6IZMMPJCZ3QGUC}

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	2026-05-17T23:51:08.786742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ca25b8920a0417f232c63d22cee06a09ee88bb5383ee7f8806fd50c31796d0f

Aliases

arxiv: 1903.06860 · arxiv_version: 1903.06860v1 · doi: 10.48550/arxiv.1903.06860 · pith_short_12: NSRFXCJAUBAX · pith_short_16: NSRFXCJAUBAX6IZM · pith_short_8: NSRFXCJA

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/NSRFXCJAUBAX6IZMMPJCZ3QGUC \
  | 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: 6ca25b8920a0417f232c63d22cee06a09ee88bb5383ee7f8806fd50c31796d0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0e7661d0004b5079a6692779435eeb75a8ad03cbed32f1977465c5485fc0568",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-03-16T01:41:29Z",
    "title_canon_sha256": "0f0356fad27777e314fd3e9f0f105e6480071ff65cb460724c41cd2e95797bf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06860",
    "kind": "arxiv",
    "version": 1
  }
}