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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

MUNICIPALITY OF BAYOMBONG - NUEVA VISCAYA Award a ₱981.6K contract to IA CASTAÑEDA CONSTRUCTION AND SUPPLYMunicipalities

Transaction hash:
83c6d905fef20ee4cd7fc04e69fc0831b0f4ad9f0e68753e892126e3c6178c04
Status:
Included and unchanged
Block:
#5,735 278 blocks after it
Position in block:
Transaction 215 of 405
Award day:
Jan 7, 2025 (1 yr 10 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 #5,735 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)
    MUNICIPALITY OF BAYOMBONG - NUEVA VISCAYA awarded it to IA CASTAÑEDA CONSTRUCTION AND SUPPLY on 2025-01-07.
    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)
    COA's CY2024 audit of Bayombong gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   83c6d905fe…178c04now      …
  2. 2. Block Merkle root changed
    stored   1e005de53c…fb86b9now      …
  3. 3. Block #5735 hash changed
    stored   637668ad48…729dd3now      …
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 404 records. Each step hashes the current value together with the sibling shown.

  1. leaf  83c6d905fef20ee4cd7fc04e69fc0831b0f4ad9f0e68753e892126e3c6178c04
  2. 01 L 83243d2f74802344c7250906788a0dcf68bf178bff44ec43a9c8c619809fb569
  3. 02 L fae3ba8801c6afe47fc266b1c09696de8bb8620a797d4a85c2487871d4e0ec72
  4. 03 L d35efcf851bedbdb2acbcbb0626dc92f423a767e39949d3219cd45d93dd51e95
  5. 04 R c157c371d4f893f498835e933b9b7540f414b7114310b1d10cc8e9c3c943f472
  6. 05 L 36edf82a536d5d58d6fc89392a8d8e0e20e900a926ab0eee781314d5f4e386c0
  7. 06 R 106b2f26cd324bd827bfd6a4797b243fa328dd9307f272db4e69c714366e8232
  8. 07 L c3dfeb5a4b042b5674968faa7907fc50f80132c20b1ad1e1b2759dc65a687465
  9. 08 L 19b41215918b3f3a60ffab9a58bea64d0a2cd7a7bb436665a25f0d7c6f7734d1
  10. 09 R 5430b3f8c2dcd5e6da54981aa280aadd0b85938fc84a0c7a057b8c5b0430697d
  11. root  1e005de53c52cc75b75ef1f9be069c9ef542ad75c21e54ea240bbc16c7fb86b9