Pith Number

pith:DVSTYG4Y

pith:2012:DVSTYG4Y6ISCRJCNAQHJB672CL

not attested not anchored not stored refs pending

Redshift constraints for RGB 0136+391 and PKS 0735+178 from deep optical imaging

A. Sillanp\"a\"a, C. Villforth, E. Lindfors, K. Nilsson, L. O. Takalo, T. Pursimo

arxiv:1209.4755 v1 · 2012-09-21 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DVSTYG4Y6ISCRJCNAQHJB672CL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:54:20.250525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d653c1b98f22428a44d040e90fbfa12ff3344dabd332422a46141d1059f76d3

Aliases

arxiv: 1209.4755 · arxiv_version: 1209.4755v1 · doi: 10.48550/arxiv.1209.4755 · pith_short_12: DVSTYG4Y6ISC · pith_short_16: DVSTYG4Y6ISCRJCN · pith_short_8: DVSTYG4Y

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/DVSTYG4Y6ISCRJCNAQHJB672CL \
  | 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: 1d653c1b98f22428a44d040e90fbfa12ff3344dabd332422a46141d1059f76d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3134a650d9932463584f76dd15d18b690aa888418cb5d4eef45544971a76d0b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-21T09:28:17Z",
    "title_canon_sha256": "4037b72cf14d4c468f39a8e64465fda364a2a814670656b44ab5bd0976549689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4755",
    "kind": "arxiv",
    "version": 1
  }
}