Pith Number

pith:AGCDIF4M

pith:2016:AGCDIF4M7TEH3NRZANGMS7J7VS

not attested not anchored not stored refs pending

Massive stars dying alone: The extremely remote environment of SN 2009ip

Jennifer E. Andrews, Jon C. Mauerhan, Nathan Smith

arxiv:1607.01056 v1 · 2016-07-04 · 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{AGCDIF4M7TEH3NRZANGMS7J7VS}

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	2026-05-18T01:05:42.488866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

018434178cfcc87db639034cc97d3fac85ec6cb4a225acd245f26393f583cf7e

Aliases

arxiv: 1607.01056 · arxiv_version: 1607.01056v1 · doi: 10.48550/arxiv.1607.01056 · pith_short_12: AGCDIF4M7TEH · pith_short_16: AGCDIF4M7TEH3NRZ · pith_short_8: AGCDIF4M

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/AGCDIF4M7TEH3NRZANGMS7J7VS \
  | 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: 018434178cfcc87db639034cc97d3fac85ec6cb4a225acd245f26393f583cf7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38974cc9b3cebaaca1255a9c63cbfb3fbc3e97ea79bcffa88d0e781d4b26e81a",
    "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": "2016-07-04T21:27:57Z",
    "title_canon_sha256": "bc698de04c7d5dad8909d202f5dc7267ef528e5bb67410019a0dc6d4d0df1867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01056",
    "kind": "arxiv",
    "version": 1
  }
}