Pith Number

pith:IB2OWWRI

pith:2017:IB2OWWRIAMDRHVOQJGFTZCTP6C

not attested not anchored not stored refs pending

NuSTAR hard X-ray observation of a sub-A class solar flare

Andrew J. Marsh, Brian W. Grefenstette, David M. Smith, Hugh Hudson, Iain G. Hannah, Lindsay Glesener, Sa"m Krucker, Stephen M. White

arxiv:1707.04770 v2 · 2017-07-15 · 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{IB2OWWRIAMDRHVOQJGFTZCTP6C}

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	2026-05-18T00:36:28.589567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4074eb5a28030713d5d0498b3c8a6ff08d7b1633368e8a17452a92b4ddf54be1

Aliases

arxiv: 1707.04770 · arxiv_version: 1707.04770v2 · doi: 10.48550/arxiv.1707.04770 · pith_short_12: IB2OWWRIAMDR · pith_short_16: IB2OWWRIAMDRHVOQ · pith_short_8: IB2OWWRI

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/IB2OWWRIAMDRHVOQJGFTZCTP6C \
  | 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: 4074eb5a28030713d5d0498b3c8a6ff08d7b1633368e8a17452a92b4ddf54be1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46e02d254e1e671ec1ed7b2fdb6b8878e0060f8de5638155178c76e9e7d3eef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-07-15T17:57:42Z",
    "title_canon_sha256": "d4a8c15f91daf16afb737c1dc8b279a54732af56848bfeea3caef455d7ed0fc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04770",
    "kind": "arxiv",
    "version": 2
  }
}