Pith Number

pith:PICARWQI

pith:2016:PICARWQIWOLIWNL62JWTHBYXOU

not attested not anchored not stored refs pending

Observational and Physical Classification of Supernovae

Avishay Gal-Yam

arxiv:1611.09353 v1 · 2016-11-27 · 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{PICARWQIWOLIWNL62JWTHBYXOU}

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	2026-05-18T00:17:44.260622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a0408da08b3968b357ed26d3387177509dd62a60c00e0e4a5d285b4ffa34c59

Aliases

arxiv: 1611.09353 · arxiv_version: 1611.09353v1 · doi: 10.48550/arxiv.1611.09353 · pith_short_12: PICARWQIWOLI · pith_short_16: PICARWQIWOLIWNL6 · pith_short_8: PICARWQI

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/PICARWQIWOLIWNL62JWTHBYXOU \
  | 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: 7a0408da08b3968b357ed26d3387177509dd62a60c00e0e4a5d285b4ffa34c59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04e7034f8703fbca7e01b707caa49b68f7cee81944fed790f6a09cab6cbc0735",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-11-27T18:25:06Z",
    "title_canon_sha256": "c791f6fa1b2caea03aa5256d52fd7db366cafe13d702c5024629df3d19f88419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09353",
    "kind": "arxiv",
    "version": 1
  }
}