Pith Number

pith:OBW4RL6H

pith:2017:OBW4RL6HEQTT4DBFGMRBMPZWWH

not attested not anchored not stored refs pending

Photometric Calibration of the $[\alpha/$Fe] Element: II. Calibration with SDSS Photometry

E. Yaz Gokce, O. Plevne, S. Bilir, S. Karaali

arxiv:1708.08839 v1 · 2017-08-29 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBW4RL6HEQTT4DBFGMRBMPZWWH}

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	2026-05-18T00:35:30.457683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

706dc8afc724273e0c253322163f36b1fe5a474798bb65b8e36240937be868a0

Aliases

arxiv: 1708.08839 · arxiv_version: 1708.08839v1 · doi: 10.48550/arxiv.1708.08839 · pith_short_12: OBW4RL6HEQTT · pith_short_16: OBW4RL6HEQTT4DBF · pith_short_8: OBW4RL6H

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/OBW4RL6HEQTT4DBFGMRBMPZWWH \
  | 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: 706dc8afc724273e0c253322163f36b1fe5a474798bb65b8e36240937be868a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0863d9095ce98f7070a2e4935511dc79a6bca2a2dbf7a4fa6889f7660113d7e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-29T15:54:46Z",
    "title_canon_sha256": "a8c6f44bba1ff7e2b9d649abba43b30f0e5b0368b3fa0e8708ab853cad13f0b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08839",
    "kind": "arxiv",
    "version": 1
  }
}