Pith Number

pith:KMHVORYK

pith:2015:KMHVORYKSP7FKOLUPDOVR4O6VW

not attested not anchored not stored refs pending

Second Epoch Hubble Space Telescope Observations of Kepler's Supernova Remnant: The Proper Motions of Balmer Filaments

Brian J. Williams, Daniel J. Patnaude, John C. Raymond, Kazimierz J. Borkowski, Knox S. Long, Ravi Sankrit, Stephen P. Reynolds, William P. Blair

arxiv:1512.05730 v1 · 2015-12-17 · astro-ph.GA · astro-ph.HE · 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{KMHVORYKSP7FKOLUPDOVR4O6VW}

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	2026-05-18T01:21:50.892875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

530f57470a93fe55397478dd58f1deada183a9b5d3165ece37c6f20f6b78c2ce

Aliases

arxiv: 1512.05730 · arxiv_version: 1512.05730v1 · doi: 10.48550/arxiv.1512.05730 · pith_short_12: KMHVORYKSP7F · pith_short_16: KMHVORYKSP7FKOLU · pith_short_8: KMHVORYK

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/KMHVORYKSP7FKOLUPDOVR4O6VW \
  | 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: 530f57470a93fe55397478dd58f1deada183a9b5d3165ece37c6f20f6b78c2ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "671647a03102264743617b462e63e9db95c049f5517954976fe252d807252836",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-17T19:28:01Z",
    "title_canon_sha256": "4c286bf09c723262bd4a6ead3602ea1b8a4dce66a15b979d4e7f69c472236f40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05730",
    "kind": "arxiv",
    "version": 1
  }
}