Pith Number

pith:YGPCYM6H

pith:2007:YGPCYM6HQDY2L3OWTTOJVIOH4S

not attested not anchored not stored refs pending

AO assisted spectroscopy with SINFONI: PSF, background, and interpolation

R. Davies

arxiv:astro-ph/0703044 v1 · 2007-03-02 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGPCYM6HQDY2L3OWTTOJVIOH4S}

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	2026-05-18T01:40:26.923711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c19e2c33c780f1a5edd69cdc9aa1c7e4bdebe5e80217f4d51eb70d85a6d132db

Aliases

arxiv: astro-ph/0703044 · arxiv_version: astro-ph/0703044v1 · doi: 10.48550/arxiv.astro-ph/0703044 · pith_short_12: YGPCYM6HQDY2 · pith_short_16: YGPCYM6HQDY2L3OW · pith_short_8: YGPCYM6H

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/YGPCYM6HQDY2L3OWTTOJVIOH4S \
  | 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: c19e2c33c780f1a5edd69cdc9aa1c7e4bdebe5e80217f4d51eb70d85a6d132db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "531b56a8467cd303a3b35c00ac0c9884641f001bef3c8ece09e70c6bef32d621",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-02T14:31:20Z",
    "title_canon_sha256": "e41ec8a3e9eced86e01d8e66dcc6e9ac2face254c20d2843173d2b00e616e4d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703044",
    "kind": "arxiv",
    "version": 1
  }
}