Pith Number

pith:TKBKPEMT

pith:2016:TKBKPEMTWLGFWHFWMP7JREMGZH

not attested not anchored not stored refs pending

Searching for the HR 8799 Debris Disk with HST/STIS

Benjamin L. Gerard, Brenda Matthews, Christian Marois, Kim Venn, Megan Tannock, Samantha M. Lawler

arxiv:1604.02076 v1 · 2016-04-07 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TKBKPEMTWLGFWHFWMP7JREMGZH}

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	2026-05-18T01:12:48.496855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a82a79193b2cc5b1cb663fe989186c9e11976b6c5146b4ada237380e7f47cb9

Aliases

arxiv: 1604.02076 · arxiv_version: 1604.02076v1 · doi: 10.48550/arxiv.1604.02076 · pith_short_12: TKBKPEMTWLGF · pith_short_16: TKBKPEMTWLGFWHFW · pith_short_8: TKBKPEMT

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/TKBKPEMTWLGFWHFWMP7JREMGZH \
  | 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: 9a82a79193b2cc5b1cb663fe989186c9e11976b6c5146b4ada237380e7f47cb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33057d9b103976c64aa35864c6b700f4442164978b009297f59a922bd20d3006",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-04-07T16:57:27Z",
    "title_canon_sha256": "fde2f67aca6aea2c728a1210fdda45af9c69d360c0e0f44c6b2857426b7138d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02076",
    "kind": "arxiv",
    "version": 1
  }
}