Pith Number

pith:WEPIOBIM

pith:1997:WEPIOBIMSEV3WA3LRG6DCCS74P

not attested not anchored not stored refs pending

Soft X-ray properties of the Seyfert 1.8 galaxy NGC 3786

D), Henner Fink (MPE Garching, Stefanie Komossa

arxiv:astro-ph/9707071 v1 · 1997-07-07 · 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{WEPIOBIMSEV3WA3LRG6DCCS74P}

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	2026-07-04T14:15:12.613487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b11e87050c912bbb036b89bc310a5fe3eb8775947cb67244cf39826bc080d1ed

Aliases

arxiv: astro-ph/9707071 · arxiv_version: astro-ph/9707071v1 · doi: 10.48550/arxiv.astro-ph/9707071 · pith_short_12: WEPIOBIMSEV3 · pith_short_16: WEPIOBIMSEV3WA3L · pith_short_8: WEPIOBIM

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/WEPIOBIMSEV3WA3LRG6DCCS74P \
  | 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: b11e87050c912bbb036b89bc310a5fe3eb8775947cb67244cf39826bc080d1ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58aee32b849d050907dc3da9955fe54ce3464a613e8402d4f23c56214812a3c1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-07T10:30:17Z",
    "title_canon_sha256": "6457f680df87468c862dd3156a7c0891148c352c5ae6b34e721e2defb2ae21b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707071",
    "kind": "arxiv",
    "version": 1
  }
}