Pith Number

pith:T3EDLZE6

pith:2013:T3EDLZE6LCGAVBDBT2PNRG27XN

not attested not anchored not stored refs pending

Active learning in pre-service science teacher education

Roberto Benedetti, Vera Montalbano

arxiv:1310.2982 v3 · 2013-10-10 · 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{T3EDLZE6LCGAVBDBT2PNRG27XN}

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	2026-05-18T01:23:16.983664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ec835e49e588c0a84619e9ed89b5fbb463fc0f21d673e50b36e5b074e4e774f

Aliases

arxiv: 1310.2982 · arxiv_version: 1310.2982v3 · doi: 10.48550/arxiv.1310.2982 · pith_short_12: T3EDLZE6LCGA · pith_short_16: T3EDLZE6LCGAVBDB · pith_short_8: T3EDLZE6

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/T3EDLZE6LCGAVBDBT2PNRG27XN \
  | 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: 9ec835e49e588c0a84619e9ed89b5fbb463fc0f21d673e50b36e5b074e4e774f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfb44ed445fe49e86500443abda7fae2d4603244021c0624f8cf292c9e4cddd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2013-10-10T23:17:26Z",
    "title_canon_sha256": "ff9416035836edf58f64b9612a66414b47a262266d8426d3d61ec346ca8c8c5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2982",
    "kind": "arxiv",
    "version": 3
  }
}