Pith Number

pith:Q6UDAFSI

pith:2009:Q6UDAFSI3AKHZBIYRCMZT62YVS

not attested not anchored not stored refs pending

Submillimeter and X-ray observations of an X Class flare

A. Silva-Valio, C.G. Gimenez de Castro, E. Correia, G. Trottet, H. Levato, J.E.R. Costa, P. Kaufmann, S. Krucker

arxiv:0908.2339 v1 · 2009-08-17 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6UDAFSI3AKHZBIYRCMZT62YVS}

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	2026-05-18T02:12:33.480371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87a8301648d8147c8518889999fb58acbfc3734ceceb08cbbf49839ea4305d4c

Aliases

arxiv: 0908.2339 · arxiv_version: 0908.2339v1 · doi: 10.48550/arxiv.0908.2339 · pith_short_12: Q6UDAFSI3AKH · pith_short_16: Q6UDAFSI3AKHZBIY · pith_short_8: Q6UDAFSI

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/Q6UDAFSI3AKHZBIYRCMZT62YVS \
  | 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: 87a8301648d8147c8518889999fb58acbfc3734ceceb08cbbf49839ea4305d4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43bae23c5939cf9df932a4ab23701e8e43f2cb6581f19b7b3195b8dce54145bc",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-17T12:51:24Z",
    "title_canon_sha256": "1b63102e172155be2239cfcabf7354d61aaeb7da8bc9717972357d64ba37e960"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2339",
    "kind": "arxiv",
    "version": 1
  }
}