Pith Number

pith:EBXKHQF2

pith:2014:EBXKHQF2JAPYOPIWKVX2FOLY6S

not attested not anchored not stored refs pending

A Primer on IPv4 Scarcity

Mark Allman, Philipp Richter, Randy Bush, Vern Paxson

arxiv:1411.2649 v3 · 2014-11-10 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBXKHQF2JAPYOPIWKVX2FOLY6S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:26:02.439109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

206ea3c0ba481f873d16556fa2b978f4926b7c826ef3f23b2d324cdd840aab2c

Aliases

arxiv: 1411.2649 · arxiv_version: 1411.2649v3 · doi: 10.48550/arxiv.1411.2649 · pith_short_12: EBXKHQF2JAPY · pith_short_16: EBXKHQF2JAPYOPIW · pith_short_8: EBXKHQF2

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/EBXKHQF2JAPYOPIWKVX2FOLY6S \
  | 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: 206ea3c0ba481f873d16556fa2b978f4926b7c826ef3f23b2d324cdd840aab2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b71fb6f2bff5e042d1db82d80eaa98589d9d6438e4f3a847f864817cd4192a48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2014-11-10T22:18:47Z",
    "title_canon_sha256": "91101764a967cc77628fbcdd1b2cbe30a7384b05fda28834076ca12d4e939e9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2649",
    "kind": "arxiv",
    "version": 3
  }
}