Pith Number

pith:E3HAHSO2

pith:2018:E3HAHSO26FQH3QK4LOXACPQYT4

not attested not anchored not stored refs pending

Around the Pleiades

Guillermo Abramson

arxiv:1808.02968 v2 · 2018-08-08 · astro-ph.IM · physics.pop-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{E3HAHSO26FQH3QK4LOXACPQYT4}

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	2026-05-18T00:06:55.704225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26ce03c9daf1607dc15c5bae013e189f14844ec45f294434719b6cb9d232fa1c

Aliases

arxiv: 1808.02968 · arxiv_version: 1808.02968v2 · doi: 10.48550/arxiv.1808.02968 · pith_short_12: E3HAHSO26FQH · pith_short_16: E3HAHSO26FQH3QK4 · pith_short_8: E3HAHSO2

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/E3HAHSO26FQH3QK4LOXACPQYT4 \
  | 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: 26ce03c9daf1607dc15c5bae013e189f14844ec45f294434719b6cb9d232fa1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50556280e23cba606d20c1bbef8af694a1d11d39595ce6fea8110c3f9606988",
    "cross_cats_sorted": [
      "physics.pop-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-08T23:58:14Z",
    "title_canon_sha256": "76b3013219d2f28572501edcb3b94b7b27b81b6841dda01887707e2cd58006ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02968",
    "kind": "arxiv",
    "version": 2
  }
}