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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS SARANGANI DISTRICT E Award a ₱22.0M contract to REYDAN BUILDERSNational agencies

Transaction hash:
9bfdcccd3addef335588c19e187a4f4a65297a3cc35b540438ac22d26ac935ea
Status:
Included and unchanged
Block:
#3,445 2,568 blocks after it
Position in block:
Transaction 288 of 466
Award day:
Jun 11, 2018 (8 yrs 5 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 #3,445 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 2018 OO-1", i.e. the FY2018 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 SARANGANI DISTRICT E awarded it to REYDAN BUILDERS on 2018-06-11.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18ME0110: 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 2019-12-26). 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   9bfdcccd3a…c935eanow      …
  2. 2. Block Merkle root changed
    stored   4f727d4696…f33864now      …
  3. 3. Block #3445 hash changed
    stored   3aa9db08ba…ab57c3now      …
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 465 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9bfdcccd3addef335588c19e187a4f4a65297a3cc35b540438ac22d26ac935ea
  2. 01 R 9c5c5bbdb950b07b6532a9c30981ca06b02e2d13014a8d5ae0fbb439e0a14360
  3. 02 R f931315cc8328701f35cf03d9ceacd4c747d82da1164c17405ab2be63ceca309
  4. 03 R 5be4ef05e8aaeaa840d1087b2930bf1a7bfcff5469bce36c3016ad68304a0dd9
  5. 04 R 4fa74d8130ae3a3a21f796ad86a5d3d860e51d06752978ea53a36446f767324c
  6. 05 R c35e908e829cb7de2bc19316ea671fa64ecb66a68b9d625230da389aada33217
  7. 06 L 6eae408a49449300e8b30b0e88489981974036fe581b3eabab9b16ae7b79fecf
  8. 07 R 0fbfbd3ad8f2a2901bcb828d9f746680433df27df1a422c3dfcaab6c8cf42ff1
  9. 08 R 20bdcd92cf1c68bea0b1a48f54866d8123ce88ecbc0f4daa4fb8d384ab587c38
  10. 09 L 58a2d847f91f384357bd6ef1b49c045b10b62f80a93eda8e6814d0298b004089
  11. root  4f727d4696f51056ad4ef69080d1e1e7ae076671ebb776bec199f9d248f33864