Pith Number

pith:OFPXODTT

pith:2013:OFPXODTTPNPGWSOFLM33XTOZ7V

not attested not anchored not stored refs pending

Reconnaissance of the HR 8799 Exosolar System I: Near IR Spectroscopy

A. Sivaramakrishnan, A. Veicht, B. R. Oppenheimer, C. Baranec, C. Beichman, C. Zhai, David W. Hogg, D. Brenner, D. Hale, D. King, E. Cady, E. Rice, E. R. Ligon, F. Vescelus, G. Vasisht, I. R. Parry, J. E. Roberts, J. K. Wallace, Jr., J. R. Crepp, L. C. Roberts, L. Hillenbrand, L. Pueyo, M. Shao, N. Zimmerman, R. Burruss, R. Dekany, R. Fergus, R. Nilsson, R. Soummer, S. Hinkley, T. Lockhart, T. Truong

arxiv:1303.2627 v1 · 2013-03-11 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFPXODTTPNPGWSOFLM33XTOZ7V}

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	2026-05-18T01:51:08.711118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715f770e737b5e6b49c55b37bbcdd9fd6d6d9e95bee040438e7e86d2e5c96f51

Aliases

arxiv: 1303.2627 · arxiv_version: 1303.2627v1 · doi: 10.48550/arxiv.1303.2627 · pith_short_12: OFPXODTTPNPG · pith_short_16: OFPXODTTPNPGWSOF · pith_short_8: OFPXODTT

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/OFPXODTTPNPGWSOFLM33XTOZ7V \
  | 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: 715f770e737b5e6b49c55b37bbcdd9fd6d6d9e95bee040438e7e86d2e5c96f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3d26e4374a48e035af1ba5b9bac70a69cb46020b713e19d06a0eea73d785050",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-03-11T19:18:38Z",
    "title_canon_sha256": "5f428503e5bac3e8a16602fb659d19ff95d66fd51bd29f5800fefa8fed3e378f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2627",
    "kind": "arxiv",
    "version": 1
  }
}