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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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA Award a ₱2.5M contract to AMP CONSTRUCTIONMunicipalities

Transaction hash:
a07f5f2ce814a2d0886e491ea668648af9f5430d9c7c05dc5f9d4513471c9e24
Status:
Included and unchanged
Block:
#1,711 4,302 blocks after it
Position in block:
Transaction 479 of 765
Award day:
Mar 22, 2013 (13 yrs 7 mo ago)
Value:
₱2,491,886.88
Project:
Construction of Teachers'Cottage

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 #1,711 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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA awarded it to AMP CONSTRUCTION on 2013-03-22.
    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 Alfonso Castaneda 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   a07f5f2ce8…1c9e24now      …
  2. 2. Block Merkle root changed
    stored   d18d755571…138b66now      …
  3. 3. Block #1711 hash changed
    stored   cc6684acc6…d9e856now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 764 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a07f5f2ce814a2d0886e491ea668648af9f5430d9c7c05dc5f9d4513471c9e24
  2. 01 L a019c1630e59f34355ad18bc0633223c6364de51ab245c4ab07b589b6d2ee2ba
  3. 02 L 0a234d34e4c8d077a19ab6a20fb87991cc67c9a26f758fff48df400b0969e69c
  4. 03 L cf1db912c90a08283f84554d5905f26af67b8ef141f8872f827c09aab1e5f51f
  5. 04 L 81f5fb5513c7f4db107a3a43965c28215c62e51b986b889a3e5f4da46e0900fa
  6. 05 L bfc58ec9d0615809109bdebb4fd599efae5e2c31773b88b5095cbc728a9a7458
  7. 06 R 4cad497e69ea07aa94803717a109ffc28a027718110e9af07516af5f74d335d6
  8. 07 L f7c5f375a33db19d472f1cf4cec4e020f0b4ae7dfa487b7976e22379414c5a95
  9. 08 L bfd26674c9e1d433b4a6994943bd73ad18df5ad8144fccf776c905ab6a651561
  10. 09 L 7753acfe0bce7aad56de131249c271400abefd504fd3cf6a14c6372fc1ad4c79
  11. 10 R 8009fbc7aa7c8444a59c72aeca384cc35862d5d32622e5622a96f34ebc908379
  12. root  d18d7555714e1e61ca277f43dd3033d3f53f0f87cb88c2a769fac9efab138b66