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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO Award a ₱6.7M contract to IKM BUILDERS AND CONSTRUCTION SUPPLY CORPORATIONNational agencies
Transaction hash:
18fedfd6396bfbb806231c1d18f368d0ff8404be20c9e2e8b507daf696a2512a
Status:
Included and unchanged
Block:
#4,378 1,635 blocks after it
Position in block:
Transaction 22 of 245
Award day:
Mar 2, 2021 (5 yrs 8 mo ago)
Value:
₱6,723,008.55
Project:
21DD0193
Full record:
Accountability
Bill Sec. 3 and 19Responsible 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 #4,378 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO awarded it to IKM BUILDERS AND CONSTRUCTION SUPPLY CORPORATION on 2021-03-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DD0193: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2021-04-16). The certificate itself is not published.Partly
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 18fedfd639…a2512anow …
- 2. Block Merkle root changedstored c5f7491247…2554e5now …
- 3. Block #4378 hash changedstored c6d0538f5e…f4ab4anow …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 18fedfd6396bfbb806231c1d18f368d0ff8404be20c9e2e8b507daf696a2512a
- 01 R 195ecd213fcecc06fe68bca7302a582f8f5f06a75ece044c55724408ce2952e1
- 02 L 35639b844ebb7317bcc66cae341e7ea5d739f197651e583e6d5df81be608e325
- 03 L edf1e1bafa81d3c21a4bfd863ca95b0264fb8878f7b036c7fe625df9c69e3a0a
- 04 R a5c393f27affeb3c8ad80d55f833740fad3ab5d16ae7bc48be3eca9cb4dff37b
- 05 L 718b89ab1e5eab0e3c1bbadb482a3992ad6ff672b8a5d51fdeb964297b01822c
- 06 R de8616a1b5c8abce058fdc213caaec5326dd21d9211725d50048ba45a6c3a5a1
- 07 R 5bf9219a6073edb2638a8a6085c2db2a413f40918394507784a482d63c4eed4c
- 08 R 16ab30ea9a5b312bb88446916bce82c4e01404402fb8533834e6a267215cdaec
- root c5f74912474eaea5b357896afd8bfce6c21c078badaeb3fba25e0ddb942554e5