Pith Number

pith:57C6SHMZ

pith:2015:57C6SHMZXHWKFSWVADI3AKFHCU

not attested not anchored not stored refs pending

Experiences with efficient methodologies for teaching computer programming to geoscientists

Christian T. Jacobs, Gerard J. Gorman, Huw E. Rees, Lorraine Craig

arxiv:1505.05425 v3 · 2015-05-20 · 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{57C6SHMZXHWKFSWVADI3AKFHCU}

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	2026-05-18T01:08:26.586142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc5e91d99b9eca2cad500d1b028a715172de2ac5dbed6a27c43151e71f29eae

Aliases

arxiv: 1505.05425 · arxiv_version: 1505.05425v3 · doi: 10.48550/arxiv.1505.05425 · pith_short_12: 57C6SHMZXHWK · pith_short_16: 57C6SHMZXHWKFSWV · pith_short_8: 57C6SHMZ

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/57C6SHMZXHWKFSWVADI3AKFHCU \
  | 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: efc5e91d99b9eca2cad500d1b028a715172de2ac5dbed6a27c43151e71f29eae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "996a46ba37d22a383fbfc44e5f134fa2df32627331cbb336959e044ec30c77c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-05-20T15:40:02Z",
    "title_canon_sha256": "8223ac92d565225b457cb692e13efbd8489e3345171f715b12038fd23e8b51b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05425",
    "kind": "arxiv",
    "version": 3
  }
}