Pith Number

pith:M5OJ77MJ

pith:2001:M5OJ77MJRDJEMRTDSTXW4IDJJZ

not attested not anchored not stored refs pending

The environment of FS Tau observed with HST WFPC2 in narrow-band emission line filters

Jens Woitas, Jochen Eisloeffel, Reinhard Mundt, Thomas P. Ray

arxiv:astro-ph/0109096 v1 · 2001-09-06 · 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{M5OJ77MJRDJEMRTDSTXW4IDJJZ}

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	2026-07-04T14:11:27.520401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

675c9ffd8988d246466394ef6e20694e459b184e20b964e4a99fc6234881d98f

Aliases

arxiv: astro-ph/0109096 · arxiv_version: astro-ph/0109096v1 · doi: 10.48550/arxiv.astro-ph/0109096 · pith_short_12: M5OJ77MJRDJE · pith_short_16: M5OJ77MJRDJEMRTD · pith_short_8: M5OJ77MJ

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/M5OJ77MJRDJEMRTDSTXW4IDJJZ \
  | 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: 675c9ffd8988d246466394ef6e20694e459b184e20b964e4a99fc6234881d98f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0b887aa15e5bb404544ef75cefbd3220d66a35f2043695fdee52dbd016debd7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-06T15:38:21Z",
    "title_canon_sha256": "43ac226729becee39decf6d01f1b520a9aae955e874eb9bda307e947d5a45f06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109096",
    "kind": "arxiv",
    "version": 1
  }
}