Pith Number

pith:OFPSGLDM

pith:2012:OFPSGLDMXYG4FT3GUQHZESXQXH

not attested not anchored not stored refs pending

Can Ground-based Telescopes Detect The Oxygen 1.27 Micron Absorption Feature as a Biomarker in Exoplanets ?

Hajime Kawahara, Michihiro Takami, Motohide Tamura, Naoshi Murakami, Olivier Guyon, Takayuki Kotani, Taro Matsuo, Yuka Fujii

arxiv:1206.0558 v2 · 2012-06-04 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFPSGLDMXYG4FT3GUQHZESXQXH}

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	2026-05-18T03:44:46.946456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715f232c6cbe0dc2cf66a40f924af0b9ca241610cde2116deff75c8fe5ede0f9

Aliases

arxiv: 1206.0558 · arxiv_version: 1206.0558v2 · doi: 10.48550/arxiv.1206.0558 · pith_short_12: OFPSGLDMXYG4 · pith_short_16: OFPSGLDMXYG4FT3G · pith_short_8: OFPSGLDM

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/OFPSGLDMXYG4FT3GUQHZESXQXH \
  | 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: 715f232c6cbe0dc2cf66a40f924af0b9ca241610cde2116deff75c8fe5ede0f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4174c469a2482c738f19f6f832d1516c285370fbd90dccbbc0adc10fb56735cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-06-04T09:25:51Z",
    "title_canon_sha256": "f9bfa4a3e452b786ffbe4710d65b6ab21d3c3d77b4d78168e8ddbfbf4c57f7c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0558",
    "kind": "arxiv",
    "version": 2
  }
}