Pith Number

pith:NYSBT35F

pith:2009:NYSBT35FBEDCSKOSIPZJLECSW4

not attested not anchored not stored refs pending

Considerations on some neglected but impotant issues concerning the In ternal Linear Combination method in Astronomy

P. Andreani, R. Vio

arxiv:0910.4294 v1 · 2009-10-22 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYSBT35FBEDCSKOSIPZJLECSW4}

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	2026-07-04T15:57:09.077461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e2419efa509062929d243f2959052b72244fa1d079db178fef77fa8aa4bb6b2

Aliases

arxiv: 0910.4294 · arxiv_version: 0910.4294v1 · doi: 10.48550/arxiv.0910.4294 · pith_short_12: NYSBT35FBEDC · pith_short_16: NYSBT35FBEDCSKOS · pith_short_8: NYSBT35F

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/NYSBT35FBEDCSKOSIPZJLECSW4 \
  | 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: 6e2419efa509062929d243f2959052b72244fa1d079db178fef77fa8aa4bb6b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a564bc846b33a5ea59acba63c2558509e68d411fa1bea36328e362134ada018d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-22T11:12:30Z",
    "title_canon_sha256": "15deedfefff5e2a85f3d7292ae9339c2a59d79f5bd881cf9cb40d151e9305ef5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4294",
    "kind": "arxiv",
    "version": 1
  }
}