Pith Number

pith:YIUAWNW7

pith:2016:YIUAWNW74HUQ37DCXZXEU44ZLJ

not attested not anchored not stored refs pending

The Opacity of Backbones

David E. Narv\'aez, Lane A. Hemaspaandra

arxiv:1606.03634 v5 · 2016-06-11 · cs.AI · cs.CC · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YIUAWNW74HUQ37DCXZXEU44ZLJ}

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	2026-05-17T23:56:30.448873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2280b36dfe1e90dfc62be6e4a73995a4b4e6353129e7ab2be5e7c3ad03e295a

Aliases

arxiv: 1606.03634 · arxiv_version: 1606.03634v5 · doi: 10.48550/arxiv.1606.03634 · pith_short_12: YIUAWNW74HUQ · pith_short_16: YIUAWNW74HUQ37DC · pith_short_8: YIUAWNW7

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/YIUAWNW74HUQ37DCXZXEU44ZLJ \
  | 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: c2280b36dfe1e90dfc62be6e4a73995a4b4e6353129e7ab2be5e7c3ad03e295a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cd2644d572d503df247e75a093a8cbcf18c9ef4f7c31ea00ef00191e852c534",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-06-11T21:49:24Z",
    "title_canon_sha256": "0af9614e5a39f84bf69ffe37a22c6b8cd1762723245a8f6efa95751bc2efae96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.03634",
    "kind": "arxiv",
    "version": 5
  }
}