Pith Number

pith:7ZQVXZ2T

pith:2015:7ZQVXZ2TJFQ4INK4J3PABSNW2V

not attested not anchored not stored refs pending

Ultradeep IRAC Imaging Over The HUDF And GOODS-South: Survey Design And Imaging Data Release

B. Holden, C. M. Carollo, D. Magee, G. D. Illingworth, I. Labbe, M. Franx, M. Stefanon, M. Stiavelli, M. Trenti, P. A. Oesch, P. G. van Dokkum, R. J. Bouwens, R. Smit, V. Gonzalez

arxiv:1507.08313 v1 · 2015-07-29 · astro-ph.GA · 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{7ZQVXZ2TJFQ4INK4J3PABSNW2V}

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	2026-05-18T01:25:38.611632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe615be7534961c4355c4ede00c9b6d57d385b3007f83b10782f46b7b7bc9ab8

Aliases

arxiv: 1507.08313 · arxiv_version: 1507.08313v1 · doi: 10.48550/arxiv.1507.08313 · pith_short_12: 7ZQVXZ2TJFQ4 · pith_short_16: 7ZQVXZ2TJFQ4INK4 · pith_short_8: 7ZQVXZ2T

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/7ZQVXZ2TJFQ4INK4J3PABSNW2V \
  | 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: fe615be7534961c4355c4ede00c9b6d57d385b3007f83b10782f46b7b7bc9ab8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42b4b48765dc927ec4699c44dd6d7c03913cfcd76a4beb4a51b6a9b8f6eeaaa2",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-29T20:45:56Z",
    "title_canon_sha256": "b0ebb6279db7f4568cedbae3e60dd14adaa293a7fbbe03cb019e7cce4dfca93f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08313",
    "kind": "arxiv",
    "version": 1
  }
}