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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 EDUCATION - DIVISION OF SURIGAO DEL NORTE Award a ₱9.9M contract to AMALGO CONSTRUCTIONNational agencies

Transaction hash:
dc366cc169cb803116a83a3d2e6840a293cdf672506716485fd2a3aeac2f9397
Status:
Included and unchanged
Block:
#4,909 1,104 blocks after it
Position in block:
Transaction 272 of 336
Award day:
Sep 5, 2022 (4 yrs 2 mo ago)
Value:
₱9,879,769.75
Project:
Construction of Buildings

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 #4,909 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)
    DEPARTMENT OF EDUCATION - DIVISION OF SURIGAO DEL NORTE awarded it to AMALGO CONSTRUCTION on 2022-09-05.
    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   dc366cc169…2f9397now      …
  2. 2. Block Merkle root changed
    stored   503904937d…5a0848now      …
  3. 3. Block #4909 hash changed
    stored   21fa97049d…2f0309now      …
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 335 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dc366cc169cb803116a83a3d2e6840a293cdf672506716485fd2a3aeac2f9397
  2. 01 R dc4a4ce84f9f4d05810816608443b67bce23779ab55acfe83180a6072bf819ab
  3. 02 R 65f511457bcdf461974cf6de932b637f22d1addc9b1cbb64a320ba0386f85e43
  4. 03 R bdf310ee9fba9bcfa44cecd05a1f12682a08d9e16367803d5160c53ef729b54c
  5. 04 R 8f75a1b78f6b1fe8509f90a13c42331c952806640ff9b029e62e21de179e7258
  6. 05 L 5dd776453bddd9898a4c3ce4d3ec13fb71ff94e5688303787497ff0f5d48ddea
  7. 06 R 08635febca775c055ee87235b02f563c2f0628be9ce39433ff05d840b64d963b
  8. 07 R 5334d95ba14b9986904ba0d8727adcba77ef7f54fd0e918049823116f4e0e8de
  9. 08 R 6107be9835d26f314eb15c4b7cd6cd0336e9e23e7c9ba5f128adeff94aa7bd37
  10. 09 L 267d223b6924a15a74499c50e2573cd9932d6e6d58c6078ea55fbd8c90ced535
  11. root  503904937de414bd844f44198a098079bdd2b9d64345372cca5b555a6d5a0848