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
CITY OF NAGA, CAMARINES SUR Award a ₱554.3K contract to AB OPEÑA BUILDERSCities
Transaction hash:
2c3fcf2e3923f2be1869b1cc1265a19539fca438e1861beedbd527b2347f8e61
Status:
Included and unchanged
Block:
#3,355 2,658 blocks after it
Position in block:
Transaction 36 of 192
Award day:
Mar 8, 2018 (8 yrs 8 mo ago)
Value:
₱554,334.81
Project:
Infrastructure Project
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 #3,355 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)CITY OF NAGA, CAMARINES SUR awarded it to AB OPEÑA BUILDERS on 2018-03-08.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 City of Naga 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 2c3fcf2e39…7f8e61now …
- 2. Block Merkle root changedstored bd67d882cc…8eda08now …
- 3. Block #3355 hash changedstored c31f2d8787…5296d3now …
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 191 records. Each step hashes the current value together with the sibling shown.
- leaf 2c3fcf2e3923f2be1869b1cc1265a19539fca438e1861beedbd527b2347f8e61
- 01 R 2c61b22b885d6852be1df22422bcac093d13f86955e75637cbf3fbbf03c2fde3
- 02 R 43f98ba088ee7dbc91c283268d3deb089fd4092f140c0b185320922bd99da029
- 03 L 47afaa28cf6a059905e74a7d528038229edd74c232d571247a63ac5cddd1de8b
- 04 R a4769978b9154135d72ba8646f8030a878bc56156d906e83f71a4a320ff0bf9e
- 05 R 23f5ee988cd3c37a2a80a705c030b4ba48dcc17affb4c06fa505e2f822e193b6
- 06 L ee462b44a694d896e65a922dff2d49e7f1ae9eb9bd6b2fdc6033047374bf9aff
- 07 R 738133f9db6e71a0002b6d75809d692446759fe4e4c54369d6329d7b51c62eeb
- 08 R 6f53a3c2b6ffb63902881820ed0c5ecca5b62c4dd87e25f2556638c0c6afae7b
- root bd67d882cc6fd6e3b16912c2711e43dfdd87a79f2af5c403980ebc1bc78eda08