Pith Number

pith:J7SF2ZIL

pith:2009:J7SF2ZILYKOZSITA4OZFD5XNNR

not attested not anchored not stored refs pending

Near-infrared Polarimetry of flares from Sgr A* with Subaru/CIAO

Andreas Eckart, Hirofumi Hatano, Miki Ishii, Motohide Tamura, Rainer Sch\"odel, Shogo Nishiyama, Tetsuya Nagata, Tomoyuki Kudo

arxiv:0907.5466 v2 · 2009-07-31 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7SF2ZILYKOZSITA4OZFD5XNNR}

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	2026-05-18T02:12:45.869765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fe45d650bc29d992260e3b251f6ed6c62f28efea4e4a44e713f14f65bdc1731

Aliases

arxiv: 0907.5466 · arxiv_version: 0907.5466v2 · doi: 10.48550/arxiv.0907.5466 · pith_short_12: J7SF2ZILYKOZ · pith_short_16: J7SF2ZILYKOZSITA · pith_short_8: J7SF2ZIL

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/J7SF2ZILYKOZSITA4OZFD5XNNR \
  | 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: 4fe45d650bc29d992260e3b251f6ed6c62f28efea4e4a44e713f14f65bdc1731

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "692d7890300f80f9a0e358363370582f139c4729ab0c3fc222dfd3f5c55ff22c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-07-31T04:27:38Z",
    "title_canon_sha256": "22b6a2aa8d1d6dea4a12bf01f3a225d09c5bbe7cbaf1c2762bfb85dd951d6586"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5466",
    "kind": "arxiv",
    "version": 2
  }
}