Pith Number

pith:7IYOC4MA

pith:2017:7IYOC4MAZJF2ZI73O37RURLS7H

not attested not anchored not stored refs pending

An Investigation into the Pedagogical Features of Documents

Emily Sheng, Gully Burns, Jonathan Gordon, Prem Natarajan

arxiv:1708.00179 v1 · 2017-08-01 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IYOC4MAZJF2ZI73O37RURLS7H}

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	2026-05-18T00:39:05.873277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa30e17180ca4baca3fb76ff1a4572f9f2f251152fa8c244122abee702191a83

Aliases

arxiv: 1708.00179 · arxiv_version: 1708.00179v1 · doi: 10.48550/arxiv.1708.00179 · pith_short_12: 7IYOC4MAZJF2 · pith_short_16: 7IYOC4MAZJF2ZI73 · pith_short_8: 7IYOC4MA

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/7IYOC4MAZJF2ZI73O37RURLS7H \
  | 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: fa30e17180ca4baca3fb76ff1a4572f9f2f251152fa8c244122abee702191a83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea93f226a53717263bf60dfe3fc305638ae389e18e12a2923b83ff49956fad1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-08-01T06:35:24Z",
    "title_canon_sha256": "01c409ecc9786a0bb98c053892f246fb793ec1bfbc7ea76ad2e8fb647b11223d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00179",
    "kind": "arxiv",
    "version": 1
  }
}