Pith Number

pith:NIO7BV7D

pith:2005:NIO7BV7DTOE4NUXBKE54TH4UZC

not attested not anchored not stored refs pending

Spatially-resolved mid-infrared spectroscopy of NGC 1068: the nature and distribution of the nuclear material

C. Packham, E. Perlman, M. Elitzur, N. A. Levenson, R. E. Mason, R. S. Fisher, T. R. Geballe

arxiv:astro-ph/0512202 v1 · 2005-12-07 · 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{NIO7BV7DTOE4NUXBKE54TH4UZC}

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	2026-07-04T17:14:42.182190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1df0d7e39b89c6d2e1513bc99f94c8a3334031bcb94f9c4daec779f0bf0b3b

Aliases

arxiv: astro-ph/0512202 · arxiv_version: astro-ph/0512202v1 · doi: 10.48550/arxiv.astro-ph/0512202 · pith_short_12: NIO7BV7DTOE4 · pith_short_16: NIO7BV7DTOE4NUXB · pith_short_8: NIO7BV7D

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/NIO7BV7DTOE4NUXBKE54TH4UZC \
  | 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: 6a1df0d7e39b89c6d2e1513bc99f94c8a3334031bcb94f9c4daec779f0bf0b3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a15a75fdb0e1c48d865df78cdce44785144a426d5fff21634be556be7d4f6230",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-07T20:37:33Z",
    "title_canon_sha256": "8de4b898c341481cd3be5e325a65d516e7215de223c09ec9499f84026d38d287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512202",
    "kind": "arxiv",
    "version": 1
  }
}