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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

CATANDUANES STATE COLLEGES Award a ₱4.1M contract to JD CONSTRUCTIONNational agencies

Transaction hash:
8b535a613dfa86bcc8cf2b770d7bae43cad27d1319866a3d141932cabc4d9855
Status:
Included and unchanged
Block:
#1,346 4,667 blocks after it
Position in block:
Transaction 45 of 77
Award day:
Jan 10, 2012 (14 yrs 10 mo ago)
Value:
₱4,069,246.32
Project:
Extension of Main Library Building, Left Wing

Accountability

Bill Sec. 3 and 19
Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #1,346 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    CATANDUANES STATE COLLEGES awarded it to JD CONSTRUCTION on 2012-01-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   8b535a613d…4d9855now      …
  2. 2. Block Merkle root changed
    stored   ee55e1319a…c9104bnow      …
  3. 3. Block #1346 hash changed
    stored   9e3c5bfd37…df52fanow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 76 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8b535a613dfa86bcc8cf2b770d7bae43cad27d1319866a3d141932cabc4d9855
  2. 01 L 86df6bb95717b721757865c07f5d0a418757c17ed6b8d785d4af3740ebae1030
  3. 02 R c8f5484d9e3d546b14d896acd684b57196e0594986cd5a364ad29e0fb190b720
  4. 03 L 38313ff07f1cd061eb19dec1ea1850b85c8712ab0e3a7f44f16430cb7d0f0a7a
  5. 04 L d1e8d533eb507dd9155963abf3cb77d6496107528269a4b79a8eccc12efcca25
  6. 05 R 1afe153ef024ec367b8ccf4d69c66e6e1e8c2511e6c5229333ef818b26142ebf
  7. 06 L 52cd907f5e8b6ea1a0cbc895c6312603a3ddf41597d02a552dce4e1532802cba
  8. 07 R c9a4f72f1d2ee9d2ae5b3dc4d17400b074ed58101fc2980077dd557afa028531
  9. root  ee55e1319a4159b18b9f2d5988e4546ed78bf3c08dfe6ce5036ed10d87c9104b