Pith Number

pith:FTSPW642

pith:2015:FTSPW642JD34UVOFQFJJH7QCQK

not attested not anchored not stored refs pending

The 3D-HST Survey: Hubble Space Telescope WFC3/G141 grism spectra, redshifts, and emission line measurements for $\sim 100,000$ galaxies

Arjen van der Wel, Britt F. Lundgren, Camilla Pacifici, Claire Dickey, Daniel Magee, Danilo Marchesini, David A. Wake, Elisabete da Cunha, Erica J. Nelson, Gabriel B. Brammer, Garth Illingworth, Hans-Walter Rix, Ivelina G. Momcheva, Ivo Labb\'e, Joel Leja, Johannes Ulf Lange, Katherine E. Whitaker, Marijn Franx, Mariska Kriek, Mattia Fumagalli, Michael V. Maseda, Natascha M. F\"orster Schreiber, Pascal Oesch, Pieter G. van Dokkum, Rachel Bezanson, Rosalind E. Skelton, Sedona Price, Shannon G. Patel, Stijn Wuyts, Tomer Tal

arxiv:1510.02106 v2 · 2015-10-07 · astro-ph.GA · astro-ph.CO

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

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	2026-05-18T01:08:43.328387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce4fb7b9a48f7ca55c5815293fe02829fb72be8ce3567b7162c9d62802d0034

Aliases

arxiv: 1510.02106 · arxiv_version: 1510.02106v2 · doi: 10.48550/arxiv.1510.02106 · pith_short_12: FTSPW642JD34 · pith_short_16: FTSPW642JD34UVOF · pith_short_8: FTSPW642

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/FTSPW642JD34UVOFQFJJH7QCQK \
  | 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: 2ce4fb7b9a48f7ca55c5815293fe02829fb72be8ce3567b7162c9d62802d0034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5974f323e273e64c0a2eff59351f9916c08e3a0de7b5317f59864cbaad2402e5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-07T20:15:51Z",
    "title_canon_sha256": "102956e493415570cbca5603f1e8bee5dc9ee4482cd3041c1efc2e2b53bb0989"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02106",
    "kind": "arxiv",
    "version": 2
  }
}