Pith Number

pith:YAX3DN3M

pith:2024:YAX3DN3MJCDSN5YW4TIKAQ6TRU

not attested not anchored not stored refs pending

Hands-on STEM Learning Experiences using Digital Technologies

Carlo Fonda, Enrique Canessa, Gaia Fior

arxiv:2408.00781 v2 · 2024-07-17 · physics.ed-ph · cs.CV · cs.ET · physics.soc-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{YAX3DN3MJCDSN5YW4TIKAQ6TRU}

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	2026-07-05T10:16:35.888470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c02fb1b76c488726f716e4d0a043d38d30c32c0b320420a0c7eadb77fc07dc47

Aliases

arxiv: 2408.00781 · arxiv_version: 2408.00781v2 · doi: 10.48550/arxiv.2408.00781 · pith_short_12: YAX3DN3MJCDS · pith_short_16: YAX3DN3MJCDSN5YW · pith_short_8: YAX3DN3M

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/YAX3DN3MJCDSN5YW4TIKAQ6TRU \
  | 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: c02fb1b76c488726f716e4d0a043d38d30c32c0b320420a0c7eadb77fc07dc47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8410f8aa0dcf1f8d409d7ead99849033d355a01fc88f73b1e7dd4e8ee1d80a",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.ET",
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2024-07-17T10:09:48Z",
    "title_canon_sha256": "889e456646f2e6ed95f3136a93017973cf952498f88248434ceafba2edd15f97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.00781",
    "kind": "arxiv",
    "version": 2
  }
}