Skip to content
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 CALINTAAN, OCCIDENTAL MINDORO Award a ₱965.8K contract to AMM CONSTRUCTION AND CONSTRUCTION SUPPLIESMunicipalities

Transaction hash:
0580bbf44e7c6c6dff459f7d50a8901d39cc9cb174fc4cc014f076e07cd4a6b7
Status:
Included and unchanged
Block:
#3,643 2,370 blocks after it
Position in block:
Transaction 2 of 184
Award day:
Jan 7, 2019 (7 yrs 10 mo ago)
Value:
₱965,756.00
Project:
Construction of Box Culvert So. Niyayos II

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 #3,643 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 CALINTAAN, OCCIDENTAL MINDORO awarded it to AMM CONSTRUCTION AND CONSTRUCTION SUPPLIES on 2019-01-07.
    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 Calintaan 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   0580bbf44e…d4a6b7now      …
  2. 2. Block Merkle root changed
    stored   2bfef3681e…7488efnow      …
  3. 3. Block #3643 hash changed
    stored   7d3d30bfb2…4fcb53now      …
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 183 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0580bbf44e7c6c6dff459f7d50a8901d39cc9cb174fc4cc014f076e07cd4a6b7
  2. 01 R 06907613aafd714b858a4dd321a758097430562e409ec7f8709534062fadf2ea
  3. 02 L aee1cbca9987c6ec6acc4831cf2eb66f5ee356c9937f4e50ece4be30ed049189
  4. 03 R 8530f6f5e8dcd5d1b4fe10592a46df988563e89594880164ae99e4a558d0e1d8
  5. 04 R a654f773895a767ce735ef64a96ddb29cd1ff820cfba1c23c6f8b1f7b4487cb3
  6. 05 R 1a1974c8b629ac5b255c1dd78df9717147ce666ded1dd36ab21aebd55382eeed
  7. 06 R 0d62a9d46cf24cd613da7a49e0a74fba62532fad76250d40f2013a69dfef8542
  8. 07 R 32646b1a6325dc6e3d38f6a952963b95e23e72b7ecb2e4a9ee0da3d9e922d7ad
  9. 08 R 21e80df83df66af130a628e6144eb956753b638e23c873600e11d4abbbc40fd3
  10. root  2bfef3681ec7b59be0fa779ecdfd272dd012b6d2d59a4a7a23378840c37488ef