Pith Number

pith:TCPU35GZ

pith:2000:TCPU35GZHPXI62TE5XHFPE5OC3

not attested not anchored not stored refs pending

Mid-infrared imaging of the massive young star AFGL 2591: Probing the circumstellar environment of an outflow source

Aditya Dayal, Giovanni G. Fazio, Joseph L. Hora, Lynne K. Deutsch, Massimo Marengo, Ray Jayawardhana, William F. Hoffmann

arxiv:astro-ph/0008052 v1 · 2000-08-02 · 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{TCPU35GZHPXI62TE5XHFPE5OC3}

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	2026-07-04T16:16:59.465759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

989f4df4d93bee8f6a64edce5793ae16e78fadbacaac227f16b9f8fa88db81f1

Aliases

arxiv: astro-ph/0008052 · arxiv_version: astro-ph/0008052v1 · doi: 10.48550/arxiv.astro-ph/0008052 · pith_short_12: TCPU35GZHPXI · pith_short_16: TCPU35GZHPXI62TE · pith_short_8: TCPU35GZ

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/TCPU35GZHPXI62TE5XHFPE5OC3 \
  | 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: 989f4df4d93bee8f6a64edce5793ae16e78fadbacaac227f16b9f8fa88db81f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "774a92671708321983325aa5ab0576726428f1c1076c7951efc6ba598c479c4d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-02T22:02:01Z",
    "title_canon_sha256": "7e8a217051d6ca43cf8e6f86e36a82238ae8e15b0a3094ed55985edfa67956b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008052",
    "kind": "arxiv",
    "version": 1
  }
}