Pith Number

pith:LRN5A7PD

pith:2018:LRN5A7PDJSNIFNHE7EQ3BLZNYP

not attested not anchored not stored refs pending

PlutoAR: An Inexpensive, Interactive And Portable Augmented Reality Based Interpreter For K-10 Curriculum

Ajaya Kumar Dash, Ankit Kumar Panda, Debi Prosad Dogra, Shourya Pratap Singh, Susobhit Panigrahi

arxiv:1809.00375 v2 · 2018-09-02 · cs.HC · 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{LRN5A7PDJSNIFNHE7EQ3BLZNYP}

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	2026-05-18T00:06:19.841216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c5bd07de34c9a82b4e4f921b0af2dc3f303e078e5f535b8ddb91d0d6e2ea4b1

Aliases

arxiv: 1809.00375 · arxiv_version: 1809.00375v2 · doi: 10.48550/arxiv.1809.00375 · pith_short_12: LRN5A7PDJSNI · pith_short_16: LRN5A7PDJSNIFNHE · pith_short_8: LRN5A7PD

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/LRN5A7PDJSNIFNHE7EQ3BLZNYP \
  | 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: 5c5bd07de34c9a82b4e4f921b0af2dc3f303e078e5f535b8ddb91d0d6e2ea4b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a65a3a6b01ac1199b0edb2658cd3a2f38d096e4a7a54f21bbca9f45018ff1581",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-09-02T19:05:26Z",
    "title_canon_sha256": "a9b7837e66d85c88866a153e4d3153bc00fdf363f1f670d123f166d4c9a60b8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00375",
    "kind": "arxiv",
    "version": 2
  }
}