Pith Number

pith:XVOH66OX

pith:2015:XVOH66OXTC6YI52YSKJPLOZECI

not attested not anchored not stored refs pending

Two Optical Counterpart Candidates of M82-X1 from HST Observations

Jifeng Liu, Jincheng Guo, Song Wang, Yu Bai

arxiv:1510.00233 v1 · 2015-10-01 · astro-ph.SR · astro-ph.GA · 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{XVOH66OXTC6YI52YSKJPLOZECI}

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	2026-05-18T00:50:48.045082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd5c7f79d798bd8477589292f5bb24121411dfcf022a2d4dcf0a59e017f6c687

Aliases

arxiv: 1510.00233 · arxiv_version: 1510.00233v1 · doi: 10.48550/arxiv.1510.00233 · pith_short_12: XVOH66OXTC6Y · pith_short_16: XVOH66OXTC6YI52Y · pith_short_8: XVOH66OX

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/XVOH66OXTC6YI52YSKJPLOZECI \
  | 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: bd5c7f79d798bd8477589292f5bb24121411dfcf022a2d4dcf0a59e017f6c687

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24fa2851a26da12566713be8f9a0901ed79e901c5dcd7284c6f9521212bddb06",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-01T13:52:18Z",
    "title_canon_sha256": "828879434a9e5b40a74ac3524e7ecec5863983cf84922e809a744d7d1baaacbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00233",
    "kind": "arxiv",
    "version": 1
  }
}