Pith Number

pith:FE6ZELCW

pith:2025:FE6ZELCWE33WJY5FB3N4AUFBXR

not attested not anchored not stored refs pending

The NIC should be part of the OS

Pengcheng Xu, Timothy Roscoe

arxiv:2501.10138 v2 · 2025-01-17 · cs.OS · cs.AR · 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{FE6ZELCWE33WJY5FB3N4AUFBXR}

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	2026-07-05T10:52:57.689420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

293d922c5626f764e3a50edbc050a1bc69486910e356e2298e53e90013e6fc05

Aliases

arxiv: 2501.10138 · arxiv_version: 2501.10138v2 · doi: 10.48550/arxiv.2501.10138 · pith_short_12: FE6ZELCWE33W · pith_short_16: FE6ZELCWE33WJY5F · pith_short_8: FE6ZELCW

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/FE6ZELCWE33WJY5FB3N4AUFBXR \
  | 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: 293d922c5626f764e3a50edbc050a1bc69486910e356e2298e53e90013e6fc05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2698c0b446d9cedf92432671d430c578f45558df58ec97573823458cbf9f344",
    "cross_cats_sorted": [
      "cs.AR",
      "cs.NI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.OS",
    "submitted_at": "2025-01-17T12:01:28Z",
    "title_canon_sha256": "646044e5a3e2ba29e6438c067b695c7def0878e24a363cef9fbd189be9923f16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.10138",
    "kind": "arxiv",
    "version": 2
  }
}