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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 MAYANTOC, TARLAC Award a ₱990.8K contract to DIANNE BUILDERSMunicipalities

Transaction hash:
f49b408c8e2115cd8a11464e0271614cc29a10d4b18486f0fde4a5689abcde98
Status:
Included and unchanged
Block:
#4,746 1,267 blocks after it
Position in block:
Transaction 911 of 961
Award day:
Mar 14, 2022 (4 yrs 8 mo ago)
Value:
₱990,764.60
Project:
REHABILITATION OF LEARNING CENTER (SELECTED BRGYS.

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 #4,746 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 MAYANTOC, TARLAC awarded it to DIANNE BUILDERS on 2022-03-14.
    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 Mayantoc 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   f49b408c8e…bcde98now      …
  2. 2. Block Merkle root changed
    stored   9894b6ce40…572378now      …
  3. 3. Block #4746 hash changed
    stored   2a39bd2889…bfef0enow      …
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 960 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f49b408c8e2115cd8a11464e0271614cc29a10d4b18486f0fde4a5689abcde98
  2. 01 L f44ddf83c7aabadd86b64aab1f659aae5a1b666d1a347d8632f128b8a3ee0ba8
  3. 02 L 07f424594825ca60fa49e64a5c37a0419b7ac37da204bb0786ad5eb7e1ae9934
  4. 03 L beaec07efc7b36222c4ae1e9477927d58b4aae9e218d841145e0f97d6a84c43b
  5. 04 L 34547f621b505835722667f0935951c7a8e12f80c16610289eead2db8f3780ac
  6. 05 R 15fe6be9e42a010826f6ceed9ac57d12a2fe80ace48be73e459ba067e1ef4019
  7. 06 R de8a03d2e7f6d19ae6403c1c15100d378f1092d79a3721e86c1e493df64206d8
  8. 07 R 48e58de3e7cd6f615bf4d5f2549f3258b44d508248fbee8e012e9fefff9a384f
  9. 08 L 5211f020228abd9ef69ea72d528884b73088269b0566e07dd86502bc28644f0f
  10. 09 L 1b0c7b2bbeabdc8bbf8008c4415741d18fc2acb275bc3cf9fe50359c72660b1e
  11. 10 L a00658f80dbabaf17b8eae5c1ea48e40a78a13bff30e438a01eecc4a82df77bb
  12. root  9894b6ce40fe49793505e29d43c6ad4a6fea5341b903e27e717c9c8c4b572378