Pith Number

pith:LUN6TJP4

pith:2018:LUN6TJP4QLPV7RA5T56IHRW3ME

not attested not anchored not stored refs pending

Recent advancements in the EST project

Jan Jurcak, Jorrit Leenaarts, Manuel Collados, Michiel van Noort, Rolf Schlichenmaier

arxiv:1811.00851 v1 · 2018-11-02 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LUN6TJP4QLPV7RA5T56IHRW3ME}

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	2026-05-18T00:01:41.968345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d1be9a5fc82df5fc41d9f7c83c6db6123a1f93540e46587f8a19eb87fdc533c

Aliases

arxiv: 1811.00851 · arxiv_version: 1811.00851v1 · doi: 10.48550/arxiv.1811.00851 · pith_short_12: LUN6TJP4QLPV · pith_short_16: LUN6TJP4QLPV7RA5 · pith_short_8: LUN6TJP4

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/LUN6TJP4QLPV7RA5T56IHRW3ME \
  | 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: 5d1be9a5fc82df5fc41d9f7c83c6db6123a1f93540e46587f8a19eb87fdc533c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dea212ee902c70b84bb9eeaa89bd25634c02458cad26051ed424bc2678dfcab5",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-11-02T13:33:02Z",
    "title_canon_sha256": "bc9902b11997b20c8e0061a2a562904a4bdb09e1100f643acb966c28c51572b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00851",
    "kind": "arxiv",
    "version": 1
  }
}