Pith Number

pith:FL6IU6B7

pith:2018:FL6IU6B7YI2ECYPHCCRMNOY7IJ

not attested not anchored not stored refs pending

Optical and X-ray Observational Search for the Possible Supernova Remnant Candidates in the Nearby Galaxy NGC 1569

Ay\c{s}eg\"ul T\"umer, Ebru Aktekin, E. Nihal Ercan, Nergis Cesur

arxiv:1809.02034 v1 · 2018-09-06 · astro-ph.HE · 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{FL6IU6B7YI2ECYPHCCRMNOY7IJ}

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	2026-05-18T00:06:21.264360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2afc8a783fc2344161e710a2c6bb1f4255c021385e7d3b8ae9677b9720967421

Aliases

arxiv: 1809.02034 · arxiv_version: 1809.02034v1 · doi: 10.48550/arxiv.1809.02034 · pith_short_12: FL6IU6B7YI2E · pith_short_16: FL6IU6B7YI2ECYPH · pith_short_8: FL6IU6B7

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/FL6IU6B7YI2ECYPHCCRMNOY7IJ \
  | 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: 2afc8a783fc2344161e710a2c6bb1f4255c021385e7d3b8ae9677b9720967421

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c8ec9b398c73e5ba239dbde8be137c69525686d93a4964b4241e054e76b7e26",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-09-06T15:07:20Z",
    "title_canon_sha256": "d8292b4344724fbd621000ffcb3470e1b37f9d9fe1ac23cb80fa5e449b46c2d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02034",
    "kind": "arxiv",
    "version": 1
  }
}