Pith Number

pith:TEORJXEE

pith:2018:TEORJXEEQ7C6TUUT3SJGAWIZUH

not attested not anchored not stored refs pending

Color similarity study among small galaxy groups members

A. A. Shaker, Ahmed M. Fouad, Z. Awad, Z. M. Hayman

arxiv:1812.10803 v1 · 2018-12-27 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TEORJXEEQ7C6TUUT3SJGAWIZUH}

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	2026-05-17T23:57:18.937854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

991d14dc8487c5e9d293dc92605919a1f2e340f2057e33bfb4430b4029a9251c

Aliases

arxiv: 1812.10803 · arxiv_version: 1812.10803v1 · doi: 10.48550/arxiv.1812.10803 · pith_short_12: TEORJXEEQ7C6 · pith_short_16: TEORJXEEQ7C6TUUT · pith_short_8: TEORJXEE

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/TEORJXEEQ7C6TUUT3SJGAWIZUH \
  | 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: 991d14dc8487c5e9d293dc92605919a1f2e340f2057e33bfb4430b4029a9251c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82280eeaf1026516934cadf6db63f7daec26291fbfd7ca56d322f4183550c16b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-27T19:31:24Z",
    "title_canon_sha256": "148ade0e0493c52d5fff1244730a82c6825ee29bfc901b3e12ddcf6cc35fc7a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10803",
    "kind": "arxiv",
    "version": 1
  }
}