Pith Number

pith:O5Z2BCS3

pith:2016:O5Z2BCS35FGMSBSGEF62DPKOPQ

not attested not anchored not stored refs pending

What is Learning Analytics about? A Survey of Different Methods Used in 2013-2015

Martin Ebner, Mohammad Khalil

arxiv:1606.02878 v1 · 2016-06-09 · 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{O5Z2BCS35FGMSBSGEF62DPKOPQ}

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	2026-05-18T01:12:16.444969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7773a08a5be94cc90646217da1bd4e7c33d0b6d2fb418f791f8ca1786c6a3ee5

Aliases

arxiv: 1606.02878 · arxiv_version: 1606.02878v1 · doi: 10.48550/arxiv.1606.02878 · pith_short_12: O5Z2BCS35FGM · pith_short_16: O5Z2BCS35FGMSBSG · pith_short_8: O5Z2BCS3

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/O5Z2BCS35FGMSBSGEF62DPKOPQ \
  | 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: 7773a08a5be94cc90646217da1bd4e7c33d0b6d2fb418f791f8ca1786c6a3ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b70f97b78b89b2db1b9db320153dd10f4efcff87179c3659b99ae5657011298d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-06-09T09:16:39Z",
    "title_canon_sha256": "570d18d0abdb86342a6a59f3bd645db97114dea131724d454d9d18bd728c1d49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02878",
    "kind": "arxiv",
    "version": 1
  }
}