Pith Number

pith:OQ2HTKYV

pith:2016:OQ2HTKYVQTCELRJGAJSFYDFNCQ

not attested not anchored not stored refs pending

Dynamics of students' epistemological framing in group problem solving

Deepa N Chari, Eleanor C Sayre, Hai D Nguyen

arxiv:1607.03019 v1 · 2016-07-11 · 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{OQ2HTKYVQTCELRJGAJSFYDFNCQ}

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	2026-05-18T01:02:38.094110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

743479ab1584c445c52602645c0cad1401504f7b6bf42f91d2b4a857bdad2dd0

Aliases

arxiv: 1607.03019 · arxiv_version: 1607.03019v1 · doi: 10.48550/arxiv.1607.03019 · pith_short_12: OQ2HTKYVQTCE · pith_short_16: OQ2HTKYVQTCELRJG · pith_short_8: OQ2HTKYV

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/OQ2HTKYVQTCELRJGAJSFYDFNCQ \
  | 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: 743479ab1584c445c52602645c0cad1401504f7b6bf42f91d2b4a857bdad2dd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a123a73bc77e33c8cd4912d1aacd52d141e616ce160e33414cc224a12bd78c5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-07-11T16:26:36Z",
    "title_canon_sha256": "11ed0e8fd593277a87a1fcb52923a86606d7bd2e9136c35331b628717ebeaf8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.03019",
    "kind": "arxiv",
    "version": 1
  }
}