Pith Number

pith:4AJYZSWJ

pith:2015:4AJYZSWJH2YPP67VOJKLNHTZYK

not attested not anchored not stored refs pending

Media Usage Survey: Overall Comparison of Faculty and Students

Gerd Gidion, Ken Meadows, Luiz Fernando Capretz, Michael Grosch

arxiv:1508.00043 v1 · 2015-07-31 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AJYZSWJH2YPP67VOJKLNHTZYK}

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	2026-05-18T01:35:59.253300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0138ccac93eb0f7fbf57254b69e79c2b7c928c4feb76ac6aedcf8ad34fcf986

Aliases

arxiv: 1508.00043 · arxiv_version: 1508.00043v1 · doi: 10.48550/arxiv.1508.00043 · pith_short_12: 4AJYZSWJH2YP · pith_short_16: 4AJYZSWJH2YPP67V · pith_short_8: 4AJYZSWJ

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/4AJYZSWJH2YPP67VOJKLNHTZYK \
  | 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: e0138ccac93eb0f7fbf57254b69e79c2b7c928c4feb76ac6aedcf8ad34fcf986

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16b41afc792d3bbfb781017ac128839cf7f782ad8dad11c73e82f8f6f6118a79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-07-31T21:45:20Z",
    "title_canon_sha256": "8f1ca1553a5e6e8892ad5443e80f6ae6fd84b8880df15de62ce28a2da4d24ee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00043",
    "kind": "arxiv",
    "version": 1
  }
}