Pith Number

pith:DR53GFDU

pith:2020:DR53GFDUC6L2HVPKMLDRCXFZG4

not attested not anchored not stored refs pending

Predicting galaxy spectra from images with hybrid convolutional neural networks

J. E. G. Peek, John F. Wu

arxiv:2009.12318 v2 · 2020-09-25 · astro-ph.IM · astro-ph.GA · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DR53GFDUC6L2HVPKMLDRCXFZG4}

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.

Cited by

2 papers in Pith

Integral Field Unit Spectroscopy with One Fiber

Joint probabilistic inference of galaxy redshifts and rest-frame spectra from photometric fluxes with latent diffusion

Receipt and verification

First computed	2026-07-05T01:55:13.281660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c7bb314741797a3d5ea62c7115cb9372a594975549d39e6fe7e25c48d69e529

Aliases

arxiv: 2009.12318 · arxiv_version: 2009.12318v2 · doi: 10.48550/arxiv.2009.12318 · pith_short_12: DR53GFDUC6L2 · pith_short_16: DR53GFDUC6L2HVPK · pith_short_8: DR53GFDU

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/DR53GFDUC6L2HVPKMLDRCXFZG4 \
  | 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: 1c7bb314741797a3d5ea62c7115cb9372a594975549d39e6fe7e25c48d69e529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d498bc9dfc77ea1a68a0cf1fdf812d07599f3f86f83830ee4d1da585b9a3e6b6",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-09-25T16:16:16Z",
    "title_canon_sha256": "d4a7fa40853f8a1db4ea66391a0b6b0682c69549c45fe4de529cde450567420b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.12318",
    "kind": "arxiv",
    "version": 2
  }
}