Pith Number

pith:RQNFMQBE

pith:2016:RQNFMQBEIZG7CRBUGCZ5DVTQZQ

not attested not anchored not stored refs pending

Hubble Space Telescope observations of the host galaxies and environments of calcium-rich supernovae

A. J. Levan, C. R. Angus, J. D. Lyman, M. B. Davies, N. R. Tanvir, P. A. James, R. P. Church

arxiv:1602.08098 v1 · 2016-02-25 · astro-ph.HE · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RQNFMQBEIZG7CRBUGCZ5DVTQZQ}

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	2026-05-18T01:19:00.896856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c1a564024464df1443430b3d1d670cc0179c19556aefd4cec0a0c01a1d28da3

Aliases

arxiv: 1602.08098 · arxiv_version: 1602.08098v1 · doi: 10.48550/arxiv.1602.08098 · pith_short_12: RQNFMQBEIZG7 · pith_short_16: RQNFMQBEIZG7CRBU · pith_short_8: RQNFMQBE

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/RQNFMQBEIZG7CRBUGCZ5DVTQZQ \
  | 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: 8c1a564024464df1443430b3d1d670cc0179c19556aefd4cec0a0c01a1d28da3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68d99c9ad8d6da19b0caac9e85f1b2208962ae4f711783bf219a077d0fef6c62",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-25T13:28:53Z",
    "title_canon_sha256": "64b7b197f5cd1ec13bbf71f96af3e1472275e520dac76abe88003ecebe532f70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08098",
    "kind": "arxiv",
    "version": 1
  }
}