Pith Number

pith:RKYL25MD

pith:2015:RKYL25MDWITBORN4IXRNMGJOPR

not attested not anchored not stored refs pending

Optical counterparts of two ULXs in NGC5474 and NGC3627 (M66)

A.Akyuz, A.Valeev, A.Vinokurov, H.Avdan, K.Atapin, N.Aksaker, O.Sholukhova, S.Avdan, S.Fabrika

arxiv:1510.07915 v1 · 2015-10-27 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RKYL25MDWITBORN4IXRNMGJOPR}

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	2026-05-18T01:27:21.974554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ab0bd7583b2261745bc45e2d6192e7c6a4c6da8e475f1ac81c4ddc565c7b6dd

Aliases

arxiv: 1510.07915 · arxiv_version: 1510.07915v1 · doi: 10.48550/arxiv.1510.07915 · pith_short_12: RKYL25MDWITB · pith_short_16: RKYL25MDWITBORN4 · pith_short_8: RKYL25MD

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/RKYL25MDWITBORN4IXRNMGJOPR \
  | 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: 8ab0bd7583b2261745bc45e2d6192e7c6a4c6da8e475f1ac81c4ddc565c7b6dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e395ddc38b0b36453c229c4b2bb0fbf6b9115876dc588e020505d381e561e952",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-10-27T14:15:26Z",
    "title_canon_sha256": "f53370d39568c73df0769c1e5fb4dccd4c7b684c424f439477ebb88d416621ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07915",
    "kind": "arxiv",
    "version": 1
  }
}