Pith Number

pith:RJTUX3VB

pith:2011:RJTUX3VB5HQZJE4MSY5CTBQJ6A

not attested not anchored not stored refs pending

Spatially Resolved Spectroscopic Observations of a Possible E+A Progenitor SDSS J160241.00+521426.9

Akira Akita, Atsushi Kawai, Atsushi Shimono, Hajime Sugai, Kazuya Matsubayashi, Masafumi Yagi, Takashi Hattori, Tomotsugu Goto

arxiv:1101.4933 v1 · 2011-01-25 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJTUX3VB5HQZJE4MSY5CTBQJ6A}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:22.271082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a674beea1e9e194938c963a298609f018793ddc1bcc31d06f27c5cd448810b0

Aliases

arxiv: 1101.4933 · arxiv_version: 1101.4933v1 · doi: 10.48550/arxiv.1101.4933 · pith_short_12: RJTUX3VB5HQZ · pith_short_16: RJTUX3VB5HQZJE4M · pith_short_8: RJTUX3VB

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/RJTUX3VB5HQZJE4MSY5CTBQJ6A \
  | 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: 8a674beea1e9e194938c963a298609f018793ddc1bcc31d06f27c5cd448810b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c12f5fdaabcd99918e47cc7e47a0a4fcfe812eba6261adc778198cb44dc4a83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-25T20:59:59Z",
    "title_canon_sha256": "366f2dad08d307cdef04a5289b40174c6eba3243e681f0b7802fa6f80b35cb3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4933",
    "kind": "arxiv",
    "version": 1
  }
}