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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH ED Award a ₱42.5M contract to R.T.Y. CONSTRUCTIONNational agencies

Transaction hash:
e4e826530c537f9bf64d60252848be3e461a2daf2670bfaae1371b9695f3ce68
Status:
Included and unchanged
Block:
#3,868 2,145 blocks after it
Position in block:
Transaction 229 of 263
Award day:
Sep 4, 2019 (7 yrs 2 mo ago)

Accountability

Bill Sec. 3 and 19
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 #3,868 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)
    DPWH lists the funding source as "Outside Infra - GAA 2019 DepEd BEFF", i.e. the FY2019 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH ED awarded it to R.T.Y. CONSTRUCTION on 2019-09-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19DL0187: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2020-05-08). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   e4e826530c…f3ce68now      …
  2. 2. Block Merkle root changed
    stored   781069f0ca…1070b7now      …
  3. 3. Block #3868 hash changed
    stored   687df7294c…873068now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 262 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e4e826530c537f9bf64d60252848be3e461a2daf2670bfaae1371b9695f3ce68
  2. 01 L e3fe58206d2e2c323ee1507a059585995a3363b8890e99dbd5b34224bc229e95
  3. 02 R 8d6b3fcc3b8b26306c11b109a1c33249fb9a73c3f3707a5be9241a7dd1660e18
  4. 03 L 06ca018021a755e07021c0356e5ef53ca0f7dc3e4fc441f3a3d4315ca5697ab8
  5. 04 R 75492fcc541664433c3dd204cc4f01c271bb2e228f6834cf67644139455d17f2
  6. 05 R a7256ed205bda3099ee0fc24eed9d0a56a871d1bb2422ddd9b458dd15a3dff8c
  7. 06 L ba588dbe5bc94762f2351e8850c09fe6f46fc1f0152a638ce68cc584e52c9707
  8. 07 L 3d25938d7f0a8bab97f607e67c6e657d0b90c55ad9d99567c8d9bd6c656c1b38
  9. 08 L 0dcd15ad1808356387115e5ef05458cda63bcc5272e5e7d1ec6b0ee16366375a
  10. 09 R e4ff504a852f440408e299bb20ecafc854d0ad74eda60db2a86c9035b3936735
  11. root  781069f0ca2defbf7edd420950df086319dad9dad1513968c7cc6cd1821070b7