Pith Number

pith:7JANEIJA

pith:2012:7JANEIJADC47GLAY3E5GOGOZWM

not attested not anchored not stored refs pending

VLBI Observations of the Nearby Type IIb Supernova 2011dh

A. Brunthaler, A. M. Soderberg, L. Chomiuk, M. F. Bietenholz, M. Krauss, M. P. Rupen, N. Bartel

arxiv:1201.0771 v2 · 2012-01-03 · 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{7JANEIJADC47GLAY3E5GOGOZWM}

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	2026-05-18T01:58:58.162818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa40d2212018b9f32c18d93a6719d9b32c0191a73f3d633126a8531dfa9b20b2

Aliases

arxiv: 1201.0771 · arxiv_version: 1201.0771v2 · doi: 10.48550/arxiv.1201.0771 · pith_short_12: 7JANEIJADC47 · pith_short_16: 7JANEIJADC47GLAY · pith_short_8: 7JANEIJA

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/7JANEIJADC47GLAY3E5GOGOZWM \
  | 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: fa40d2212018b9f32c18d93a6719d9b32c0191a73f3d633126a8531dfa9b20b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf22f2d992113d6a28afa14400da7a23b185a2a5e66d49696453ae40c7d590a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-01-03T21:10:39Z",
    "title_canon_sha256": "a970d5174cc4a8dca4c1c824f16a79e44c8e66db20959fc043fd21ac965cb09b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.0771",
    "kind": "arxiv",
    "version": 2
  }
}