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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

CITY OF DAVAO, DAVAO DEL SUR Award a ₱499.5K contract to MACKEN'S ADVERTIZING SOLUTIONSCities

Transaction hash:
6ae5deeb51aa58be35f2e778ba1106c9a505e4f809a1a9544b9e6012c7ce64f9
Status:
Included and unchanged
Block:
#3,840 2,173 blocks after it
Position in block:
Transaction 112 of 255
Award day:
Aug 6, 2019 (7 yrs 3 mo ago)
Value:
₱499,500.00
Project:
No Category

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #3,840 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)
    CITY OF DAVAO, DAVAO DEL SUR awarded it to MACKEN'S ADVERTIZING SOLUTIONS on 2019-08-06.
    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 City of Davao 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   6ae5deeb51…ce64f9now      …
  2. 2. Block Merkle root changed
    stored   31415b291b…83a90fnow      …
  3. 3. Block #3840 hash changed
    stored   52e4ea7740…b00c74now      …
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 254 records. Each step hashes the current value together with the sibling shown.

  1. leaf  6ae5deeb51aa58be35f2e778ba1106c9a505e4f809a1a9544b9e6012c7ce64f9
  2. 01 R 6ba921ece35906db000e9e186e7ead3fbdc6908afe6369a70403ef6779619a36
  3. 02 R f20528f4d178430a92a1969c17d324f943816249edb1c7a59cd69e2424c6d6fd
  4. 03 R 5379d797302e619970f4679f57613dff0ff7b75b39f8be8f0372f7f4945b17df
  5. 04 R 4d381f2e00adbb296e9d0df476235bfecec7eff9dd56da5858a25c867e3c911e
  6. 05 L 65240ce46af00ad15fbb04036a45258eae1563a5be1ab119b7fd700faa459d28
  7. 06 L 383a47cb2710a54e5fad5cebcff991bcd5668330d700386f862edb9fc2559aaf
  8. 07 L f4be07643ec0bdc8d019484d9b0f0a15bba6924baabbc7bcd3a04c7fab777e47
  9. 08 R a549b856ff677c8f6613df7acdc3217083114ce5a82d181bd11bc944f995f75e
  10. root  31415b291b84e18d5b66dbf824991154b468085cc65ae43db1a5f2eeb483a90f