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
MUNICIPALITY OF SAN AGUSTIN , SURIGAO DEL SUR Award a ₱259.7K contract to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
ea4a749301fb9e76fe809554944a2008c3c79e4141f533a2db8d7bb6ebb49722
Status:
Included and unchanged
Block:
#4,121 1,892 blocks after it
Position in block:
Transaction 95 of 106
Award day:
Jun 3, 2020 (6 yrs 5 mo ago)
Value:
₱259,738.25
Project:
CONSTRUCTION OF MUSHROOM SHED
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 #4,121 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)The award does not say which budget line pays for it.Not published
- 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)MUNICIPALITY OF SAN AGUSTIN , SURIGAO DEL SUR awarded it to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTION on 2020-06-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of San Agustin 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
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 ea4a749301…b49722now …
- 2. Block Merkle root changedstored cce52cbd68…944046now …
- 3. Block #4121 hash changedstored c5298167f1…f84edbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 105 records. Each step hashes the current value together with the sibling shown.
- leaf ea4a749301fb9e76fe809554944a2008c3c79e4141f533a2db8d7bb6ebb49722
- 01 L e994acb2a04878e592f1ccfc7b3c786914a434a7768ea9534d31a7f0f457321a
- 02 L 713a9583b3a9a78aea4073c82ad8b19552a97add8cd0386f05d5072f877a2ba3
- 03 L 92e2c053b51104934f3a55a0f4649456d10f0f144ae4babb1e5862c9b4d69ad0
- 04 L 8e6880aba69a11043220054ab218c22971fefd875680ba0083f4b466544b54a6
- 05 L 26287730c2c12a7904d0b80a487423946a53aed0b34a95e2161e7885359998c0
- 06 R ee6bd78e7144ba23c5b9af204f8da0fdedcccd5ddab5bdd55ae1b977a88acec8
- 07 L 94d5c847755da2d79b63c6b6ad35c856aa63122d469b198aae2685a8126bd2d1
- root cce52cbd682568b9c523d9c66e6f1555f6c341c9b8c90b86d824675952944046