Pith Number

pith:FZXHQTNP

pith:2011:FZXHQTNPBM37B726MWWPACIDIT

not attested not anchored not stored refs pending

The remnant of SN1987A revealed at (sub-)mm wavelengths

Ferdinando Patat (ESO), Giovanna Zanardo (ICRAR - University of Western Australia), Jacco Th. van Loon (Keele University), Lister Staveley-Smith (ICRAR - University of Western Australia), Masha Lakicevic (ESO/Keele University)

arxiv:1107.1323 v1 · 2011-07-07 · 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{FZXHQTNPBM37B726MWWPACIDIT}

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	2026-05-18T02:01:22.033591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e6e784daf0b37f0ff5e65acf0090344d1543fc657f1f67638b3163752eb4db9

Aliases

arxiv: 1107.1323 · arxiv_version: 1107.1323v1 · doi: 10.48550/arxiv.1107.1323 · pith_short_12: FZXHQTNPBM37 · pith_short_16: FZXHQTNPBM37B726 · pith_short_8: FZXHQTNP

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/FZXHQTNPBM37B726MWWPACIDIT \
  | 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: 2e6e784daf0b37f0ff5e65acf0090344d1543fc657f1f67638b3163752eb4db9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7920778891dfdda0dcd3b50388b9bc0b8915263045b5dc61c729bfe6b3b2aa2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-07T09:32:54Z",
    "title_canon_sha256": "9c35026b1361be2176a024031f5a60be78e387a494b2f15168503450dc35f1e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1323",
    "kind": "arxiv",
    "version": 1
  }
}