Pith Number

pith:YRTTHZBQ

pith:2017:YRTTHZBQ2PW6K73VZBHPUGPU6E

not attested not anchored not stored refs pending

On the Importance of Engaging Students in Crafting Definitions

Angela Little, Leslie Atkins Elliott

arxiv:1710.08972 v1 · 2017-10-24 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YRTTHZBQ2PW6K73VZBHPUGPU6E}

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	2026-05-18T00:07:01.003299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c46733e430d3ede57f75c84efa19f4f1293b316d133cc3b0d12bc5e2db8e9e68

Aliases

arxiv: 1710.08972 · arxiv_version: 1710.08972v1 · doi: 10.48550/arxiv.1710.08972 · pith_short_12: YRTTHZBQ2PW6 · pith_short_16: YRTTHZBQ2PW6K73V · pith_short_8: YRTTHZBQ

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/YRTTHZBQ2PW6K73VZBHPUGPU6E \
  | 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: c46733e430d3ede57f75c84efa19f4f1293b316d133cc3b0d12bc5e2db8e9e68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bec2cc62e09933d66f47effa5325688087a815b9f5d334f730deb6875815dfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2017-10-24T20:08:01Z",
    "title_canon_sha256": "a4dbe1d4c0b0c16b416cc1a52c0cc40d888ff24e6f4b416599f1fac3b9d1dda4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08972",
    "kind": "arxiv",
    "version": 1
  }
}