Pith Number

pith:AKUBGRJU

pith:2010:AKUBGRJUY7CWCKVCDB7BKXQ554

not attested not anchored not stored refs pending

4U 1909+07: a well-hidden pearl

(2) Center for Astrophysics & Space Sciences, (3) CRESST, 4) ((1) Dr. Karl Remeis-Sternwarte, (4) Center for Space Science, Baltimore, Bamberg, CA, ECAP, F. Fuerst (1), Germany, Greenbelt, I. Kreykenbohm (1), J. Wilms (1), K. Pottschmidt (3, La Jolla, L. Barragan (1), MD, NASA Goddard Space Flight Center, R. E. Rothschild (2), S. Suchy (2), Technology, UCSD, UMBC, USA, USA)

arxiv:1011.5052 v1 · 2010-11-23 · 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{AKUBGRJUY7CWCKVCDB7BKXQ554}

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.

Cited by

1 paper in Pith

Iron line diagnostics of the stellar wind in X1908+075

Receipt and verification

First computed	2026-05-18T02:04:41.978515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02a8134534c7c5612aa2187e155e1def0652bfe33375e718590f70c613825e08

Aliases

arxiv: 1011.5052 · arxiv_version: 1011.5052v1 · doi: 10.48550/arxiv.1011.5052 · pith_short_12: AKUBGRJUY7CW · pith_short_16: AKUBGRJUY7CWCKVC · pith_short_8: AKUBGRJU

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/AKUBGRJUY7CWCKVCDB7BKXQ554 \
  | 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: 02a8134534c7c5612aa2187e155e1def0652bfe33375e718590f70c613825e08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f4d4664e816a80a2439f52c4f8b8dce7ca14aebece302422847ea1a2db67ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-11-23T10:40:03Z",
    "title_canon_sha256": "dcac3a1b23b10221921028050953a38cbe063038bf119994d8b0d70005dbd095"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5052",
    "kind": "arxiv",
    "version": 1
  }
}