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 RIZAL Award a ₱764.4K contract to ROMASAN VENTURES CORP.Provinces
Transaction hash:
fa40934b4aa5aa2aeda0c284aa0572cb3984fb0818dfa3806e25aeeb93ce1a1e
Status:
Included and unchanged
Block:
#2,609 3,404 blocks after it
Position in block:
Transaction 239 of 248
Award day:
Dec 18, 2015 (10 yrs 10 mo ago)
From:
Value:
₱764,367.19
Project:
Construction (portion) of Camia St. at Antipolo Va
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 #2,609 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 RIZAL awarded it to ROMASAN VENTURES CORP. on 2015-12-18.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 Rizal gave a "not stated" 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 fa40934b4a…ce1a1enow …
- 2. Block Merkle root changedstored d40b864b96…e2d274now …
- 3. Block #2609 hash changedstored 70fb3c62f2…9c8709now …
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 247 records. Each step hashes the current value together with the sibling shown.
- leaf fa40934b4aa5aa2aeda0c284aa0572cb3984fb0818dfa3806e25aeeb93ce1a1e
- 01 L f88cdbdaea2c693da894f87c8ad04cf12049ae0dbeeda9e2dfaa752c7a970dab
- 02 L f8e19e8b1391796382e91e7fe16b727ba9ee731b02764c6e3a619a049a79f695
- 03 L a121ef89dafe8a61af1a7e25c3c484d2e1fcddfd8a38ab73f04e95eb33fc3841
- 04 L 1597bc6f8ca985dd96a8effb5fc72222c22418fb4f0e6ce33facb058619173f7
- 05 R ee8b6cd2ee4be6d39c1be0d867a8c2dfebca55c7b08a54efd3b643356d791f41
- 06 L 51fd2d115e65ead95da1b33c27621c8d240ef437db25a465e82c862a22dba71f
- 07 L 9caa89129b01af6abb9b74b67712f5f3352fe6c0c984f97676f0950b7745e536
- 08 L 72b683564db422e8a8a80a435319a5f5cbe75d5c7c1ba93b0f93e99c02049a4d
- root d40b864b961f56d2573c8db218664672f53f84ec4e2a28b0c3f4376d4ae2d274