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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 - LA UNION 1ST ED Award a ₱2.7M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
42e80766e14a66d6ab42f4e6ffae7bf5aba614f045159ee133d684f2ea0b730b
Status:
Included and unchanged
Block:
#3,202 2,811 blocks after it
Position in block:
Transaction 44 of 175
Award day:
Sep 27, 2017 (9 yrs 1 mo ago)
Value:
₱2,702,736.21
Project:
17AE0089 Civil Works

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 #3,202 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 2017 DepEd BEFF", i.e. the FY2017 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 - LA UNION 1ST ED awarded it to E. E. MADAYAG CONSTRUCTION on 2017-09-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17AE0089: 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 2018-02-11). 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   42e80766e1…0b730bnow      …
  2. 2. Block Merkle root changed
    stored   40b6c00cbe…3d7514now      …
  3. 3. Block #3202 hash changed
    stored   4558c94dbd…84b225now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 174 records. Each step hashes the current value together with the sibling shown.

  1. leaf  42e80766e14a66d6ab42f4e6ffae7bf5aba614f045159ee133d684f2ea0b730b
  2. 01 R 42ef663bd5de4851896033241cb4613fa0050474ca8f8511ed24d182229a2f24
  3. 02 R a87380aeaffb78f3011c89e58e3bb03c3d9cf5fa831be3ffa84788e16075e5d7
  4. 03 L 2ebffd1288896e95a532503c175eccf8d03e32e3d2da918cfbe8c15b9c8cfdcd
  5. 04 L 19ce07768a12e970516896ba19c43497b02d7ba86c2bf95b8fba52874208e0bd
  6. 05 R 3657c758b3df89662eec195af422b414ba509579018e723ea330e788276f6b3a
  7. 06 L 7703df3345dadbb3ca9a7f26f2c10fbe713401db097265754b552d57cee24751
  8. 07 R 89552e2248be094e667305e78ec9a43691ef7d65170815bded842c5054f31ba9
  9. 08 R 5dc6a8a9f69f10083dbb185e51a0dd728a63f27797748679183ec08d39948ae5
  10. root  40b6c00cbe3beee74f341c12ef267be45bb7c65b2fe41ecae02e5203c93d7514