Pith Number

pith:64FCBJHE

pith:2013:64FCBJHEU4M3VQMLSGFGUHJTRO

not attested not anchored not stored refs pending

Can Research be Taught?

Mouhamed Abdulla, Yousef R. Shayan

arxiv:1306.1288 v1 · 2013-06-06 · 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{64FCBJHEU4M3VQMLSGFGUHJTRO}

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	2026-05-18T03:21:42.773119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f70a20a4e4a719bac18b918a6a1d338b944cc5575e89f4f0f77e985dc496f782

Aliases

arxiv: 1306.1288 · arxiv_version: 1306.1288v1 · doi: 10.48550/arxiv.1306.1288 · pith_short_12: 64FCBJHEU4M3 · pith_short_16: 64FCBJHEU4M3VQML · pith_short_8: 64FCBJHE

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/64FCBJHEU4M3VQMLSGFGUHJTRO \
  | 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: f70a20a4e4a719bac18b918a6a1d338b944cc5575e89f4f0f77e985dc496f782

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3b203b3d4fbd12b8ac7844a45741f7afbb3ac5d5c6cbdcf9f9fc7f26f0bd0cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2013-06-06T02:43:38Z",
    "title_canon_sha256": "516598a22bf879a64b7922e763177d79eff3c2ce4180646cb64dcb5836b217f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1288",
    "kind": "arxiv",
    "version": 1
  }
}