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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AGUSAN DEL SUR 1ST Award a ₱9.3M contract to YPC CONSTRUCTIONNational agencies

Transaction hash:
8b79c7f105e0d3b2ee19df0f127a2221616da14f8e82614001c075a7072b9c9d
Status:
Included and unchanged
Block:
#4,397 1,616 blocks after it
Position in block:
Transaction 229 of 418
Award day:
Mar 22, 2021 (5 yrs 7 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 #4,397 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)
    DPWH lists the funding source as "Regular Infra - GAA 2021 CSSP", i.e. the FY2021 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AGUSAN DEL SUR 1ST awarded it to YPC CONSTRUCTION on 2021-03-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21NB0012: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2021-09-10). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   8b79c7f105…2b9c9dnow      …
  2. 2. Block Merkle root changed
    stored   aaa15c98bc…4ae828now      …
  3. 3. Block #4397 hash changed
    stored   7a5f5d0622…327025now      …
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 417 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8b79c7f105e0d3b2ee19df0f127a2221616da14f8e82614001c075a7072b9c9d
  2. 01 L 8a48af906572ae1d5ef2829c3f2c2570ebf40b597c36cbfcb0661b277f31c12d
  3. 02 R 80a099cf4f15d151708ad5ee4c3c27d05e7aec1d661a8a553f835f8b588bd5cd
  4. 03 L ba4362b13ee48620d46b87c2504e0321e4a4ffbac645b86b79b18a21975bc29d
  5. 04 R 975d9f8d21f5ce7e9793f5df8af27e26cace2488b10ecb659fca04a38b19cba7
  6. 05 R 6c99a02ba00db2f0cb423bad07da396ab713b115df19f61710acd99b092b6586
  7. 06 L cdc90e4f8f31319af9aa1b1158a3788bca25a0bd575d2f2aabe32d59b4309868
  8. 07 L 29d12ce4069582e387399181561888f2a47c844858f137cb5626e1d94cfa8352
  9. 08 L 6cbc0ff5e0827f1386d9299dd8b6daae42456de328ee9bbe3bd5b119f159afa4
  10. 09 R 05f6c1093afd5da84dc1de316175d587d329052bf547467c171cad825166fb52
  11. root  aaa15c98bcb2413305c1d7f6bf252e2ef9328e226230523c5161a41f254ae828