Pith Number

pith:SXTNBT6Y

pith:2007:SXTNBT6YC53WV3ZWOJU7AVWJMP

not attested not anchored not stored refs pending

Changes in the Radio Appearance of MWC 349A

D. Tafoya, Luis F. Rodriguez, Y. Gomez

arxiv:astro-ph/0703735 v1 · 2007-03-28 · 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{SXTNBT6YC53WV3ZWOJU7AVWJMP}

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	2026-05-18T04:29:05.360340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95e6d0cfd817776aef367269f056c963e345f589fb745063d1edbff1ec4bf88d

Aliases

arxiv: astro-ph/0703735 · arxiv_version: astro-ph/0703735v1 · doi: 10.48550/arxiv.astro-ph/0703735 · pith_short_12: SXTNBT6YC53W · pith_short_16: SXTNBT6YC53WV3ZW · pith_short_8: SXTNBT6Y

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/SXTNBT6YC53WV3ZWOJU7AVWJMP \
  | 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: 95e6d0cfd817776aef367269f056c963e345f589fb745063d1edbff1ec4bf88d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cf42e7c94999a5be09d8321bd025ea8aeb62dab8a5638866131058622612ce9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-03-28T17:48:20Z",
    "title_canon_sha256": "c56ac1c0b6e6fa644e61c2e783ec3a3dbeacf9ae440b2ac5cf8cb2d43b0b211d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0703735",
    "kind": "arxiv",
    "version": 1
  }
}