Pith Number

pith:W3AXAXCC

pith:2024:W3AXAXCCWKRGCTRB3ZIOTVU5PS

not attested not anchored not stored refs pending

Construction and Preliminary Validation of a Dynamic Programming Concept Inventory

Arushi Arora, Drew van der Poel, Freddy Reiber, Matthew Ferland, Michael Luu, Michael Shindler, Randy Huynh, Sandra Ossman, Seth Poulsen, Varun Nagaraj Rao

arxiv:2411.14655 v1 · 2024-11-22 · cs.DS · 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{W3AXAXCCWKRGCTRB3ZIOTVU5PS}

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	2026-07-05T09:38:54.961344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c1705c42b2a2614e21de50e9d69d7c9d41265b5fba6142add83ad9805b0f7c

Aliases

arxiv: 2411.14655 · arxiv_version: 2411.14655v1 · doi: 10.48550/arxiv.2411.14655 · pith_short_12: W3AXAXCCWKRG · pith_short_16: W3AXAXCCWKRGCTRB · pith_short_8: W3AXAXCC

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/W3AXAXCCWKRGCTRB3ZIOTVU5PS \
  | 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: b6c1705c42b2a2614e21de50e9d69d7c9d41265b5fba6142add83ad9805b0f7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8af5279352c69b859f9b29b2b63d6b0652d21aa517b1823a9248526b66237f8d",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-11-22T01:01:43Z",
    "title_canon_sha256": "f3222215ecd806562821089f506be34b782e019013854ee5f327ea0587f43b7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.14655",
    "kind": "arxiv",
    "version": 1
  }
}