Pith Number

pith:GWQZMPHB

pith:2014:GWQZMPHB2323BNIQTQSRXXXKEG

not attested not anchored not stored refs pending

Turning Time from Enemy into an Ally Using the Pomodoro Technique

Federico Gobbo, Michael Lane, Xiaofeng Wang

arxiv:1402.4320 v1 · 2014-02-18 · cs.SE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GWQZMPHB2323BNIQTQSRXXXKEG}

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	2026-05-18T02:58:44.225071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35a1963ce1d6f5b0b5109c251bdeea21a739c78150675b5c13ebc78b491a2563

Aliases

arxiv: 1402.4320 · arxiv_version: 1402.4320v1 · doi: 10.48550/arxiv.1402.4320 · pith_short_12: GWQZMPHB2323 · pith_short_16: GWQZMPHB2323BNIQ · pith_short_8: GWQZMPHB

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/GWQZMPHB2323BNIQTQSRXXXKEG \
  | 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: 35a1963ce1d6f5b0b5109c251bdeea21a739c78150675b5c13ebc78b491a2563

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "961aab6bd703c687391861381c63a6a58818408bc4d1d7fe20d0517a03539d49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-02-18T13:02:00Z",
    "title_canon_sha256": "06e4a634b0dd072bc8acc6f416fe7575af7ebee573386025d658637ea1e96137"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4320",
    "kind": "arxiv",
    "version": 1
  }
}