Pith Number

pith:PBULZG6N

pith:2017:PBULZG6NTIKRZUPCRXP45HAPNO

not attested not anchored not stored refs pending

Online Support System for Transnational Education

Ahmed Alharthi, James Harland, Maria Spichkova

arxiv:1701.05111 v1 · 2017-01-17 · physics.ed-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{PBULZG6NTIKRZUPCRXP45HAPNO}

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	2026-05-18T00:52:33.162689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7868bc9bcd9a151cd1e28ddfce9c0f6bac3ba51f3c5803f55d7ba6ff330c18d4

Aliases

arxiv: 1701.05111 · arxiv_version: 1701.05111v1 · doi: 10.48550/arxiv.1701.05111 · pith_short_12: PBULZG6NTIKR · pith_short_16: PBULZG6NTIKRZUPC · pith_short_8: PBULZG6N

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/PBULZG6NTIKRZUPCRXP45HAPNO \
  | 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: 7868bc9bcd9a151cd1e28ddfce9c0f6bac3ba51f3c5803f55d7ba6ff330c18d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc9afedd3031f6e597dce08a620514bb84e2fe31eede43ef98d176b9e478fa5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2017-01-17T02:30:42Z",
    "title_canon_sha256": "94b69c384a72369414ce6aae3c8f12630c652bcfb7c2258c4f033d3bf547e463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05111",
    "kind": "arxiv",
    "version": 1
  }
}