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
PROVINCE OF SURIGAO DEL NORTE Award a ₱2.4M contract to ROSTEL CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
56e4e868cfb3b44308d4e5b73940b342f8dba80688c742546a162195a2132904
Status:
Included and unchanged
Block:
#1,277 4,736 blocks after it
Position in block:
Transaction 19 of 56
Award day:
Oct 26, 2011 (15 yrs ago)
Value:
₱2,435,817.93
Project:
REHABILITATION OF SISON-TAGBAYANI-MAYAG-GACEPAN ROAD
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 #1,277 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)PROVINCE OF SURIGAO DEL NORTE awarded it to ROSTEL CONSTRUCTION AND SUPPLY on 2011-10-26.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 Surigao del Norte 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 56e4e868cf…132904now …
- 2. Block Merkle root changedstored beea849914…946331now …
- 3. Block #1277 hash changedstored 7b9a01863d…9d9b15now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 55 records. Each step hashes the current value together with the sibling shown.
- leaf 56e4e868cfb3b44308d4e5b73940b342f8dba80688c742546a162195a2132904
- 01 L 55aeb92c6476e504c7d7191c6d9cd1e05e49ca977c327b9fbf5c880ff10dee3b
- 02 L 2817f84c32014351c53ea9ddb867508d568ba905f25c9392fff82513ad0957a9
- 03 R 247861c7bdc7be260ed07736bbb83dcbf4649f3c3b67dd8fbc49f0fa5ec4be0a
- 04 R 96825f4a06e0ba88e9bb6333db564d5df7229d27a246d8e61dd83d1555e7ca6a
- 05 L 9de5ad93b23ed4efaec5b2119b4c5258f30b87a5c2cce02f63af25eb348100d2
- 06 R d808082dbaed43cd6b61fec72d2657c62a197d1d65ffdedba42274a7cfd5c806
- root beea849914be59fbc44fd20891d12b130110bbc41f69a23198a5be63f8946331