Pith Number

pith:EDZ44HGQ

pith:2014:EDZ44HGQANPEFYQPYBDWTLFGJ6

not attested not anchored not stored refs pending

PRAXIS: low thermal emission high efficiency OH suppressed fibre spectrograph

Anthony Horton, Christopher Trinh, Emma Lindley, Jon Lawrence, Joss Bland-Hawthorn, Keith Shortridge, Luke Gers, Nick Staszak, Pascal Xavier, Robert Content, Roger Haynes, Ross Zhelem, Seong-Sik Min, Sergio Leon-Saval, Simon Ellis

arxiv:1407.6438 v3 · 2014-07-24 · 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{EDZ44HGQANPEFYQPYBDWTLFGJ6}

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	2026-05-18T01:42:32.380810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20f3ce1cd0035e42e20fc04769aca64fb10dca9980875ad5faf4b3315d76151f

Aliases

arxiv: 1407.6438 · arxiv_version: 1407.6438v3 · doi: 10.48550/arxiv.1407.6438 · pith_short_12: EDZ44HGQANPE · pith_short_16: EDZ44HGQANPEFYQP · pith_short_8: EDZ44HGQ

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/EDZ44HGQANPEFYQPYBDWTLFGJ6 \
  | 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: 20f3ce1cd0035e42e20fc04769aca64fb10dca9980875ad5faf4b3315d76151f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04267cb0abf0b73f42b6998cb200083349c0f4f2f5a6db5046c79355718d15c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-24T03:30:40Z",
    "title_canon_sha256": "6668b2df9abec56438d2cafa0b8b061bfdcf280fb569d8fdee814676a5a7bce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6438",
    "kind": "arxiv",
    "version": 3
  }
}