Pith Number

pith:3PZZMWMG

pith:2012:3PZZMWMGEPU2FN44ZAQEU5FGHF

not attested not anchored not stored refs pending

Upgrading EasyTime: from a textual to a visual language

Iztok Fister, Iztok Fister Jr., Marjan Mernik, Toma\v{z} Kosar

arxiv:1208.4126 v1 · 2012-08-20 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PZZMWMGEPU2FN44ZAQEU5FGHF}

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	2026-05-18T03:48:24.948962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbf396598623e9a2b79cc8204a74a639539e3e51da7c1cb3e8638d8723b753c1

Aliases

arxiv: 1208.4126 · arxiv_version: 1208.4126v1 · doi: 10.48550/arxiv.1208.4126 · pith_short_12: 3PZZMWMGEPU2 · pith_short_16: 3PZZMWMGEPU2FN44 · pith_short_8: 3PZZMWMG

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/3PZZMWMGEPU2FN44ZAQEU5FGHF \
  | 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: dbf396598623e9a2b79cc8204a74a639539e3e51da7c1cb3e8638d8723b753c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f9b000d2140003de91c30c9ddfbc48676b966e9958a1b0345a45130d95aa0a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2012-08-20T21:48:43Z",
    "title_canon_sha256": "319412be2991630422d255a3935f887b1635df0fdddd6246de9243c29bc6139f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4126",
    "kind": "arxiv",
    "version": 1
  }
}