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 SORSOGON Award a ₱5.5M contract to NECEN BUILDERSProvinces
Transaction hash:
30a0ec3bb2dbbd4898daf0afac4cab03ebb4b7c5a8f57824e1e9b5a7f1b4383d
Status:
Included and unchanged
Block:
#1,323 4,690 blocks after it
Position in block:
Transaction 17 of 63
Award day:
Dec 14, 2011 (14 yrs 11 mo ago)
From:
Value:
₱5,489,645.00
Project:
Cluster III
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 #1,323 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 SORSOGON awarded it to NECEN BUILDERS on 2011-12-14.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 Sorsogon 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 30a0ec3bb2…b4383dnow …
- 2. Block Merkle root changedstored c0f10405c7…67e26enow …
- 3. Block #1323 hash changedstored 576fb51fec…4f9caanow …
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 62 records. Each step hashes the current value together with the sibling shown.
- leaf 30a0ec3bb2dbbd4898daf0afac4cab03ebb4b7c5a8f57824e1e9b5a7f1b4383d
- 01 L 29986db69df4e125bd660329b6c0627d96584272eb6fc6a73cb78db20bdb97d3
- 02 R 23f30a397a9b4c365b33fbb3f2c193fd35594fafa3dd5da69fa58759121274c8
- 03 R a5f3810566c8b2ea2c93962c789a4d1ab1ab91030746c715baa774448a01b825
- 04 R 9df32faf3dd4a415907770467bef5ed8e8e9f2a6afc5862ccc3cd5d148ad13af
- 05 L 450e49a0e77a471557c54e8667bfd3daf9459f902f120b7ff9c05dd283b60c7e
- 06 R 6379d886fffe097f3528b5ef18e5bc4b15c8870f6a961c4ae3a451530c6a8f41
- root c0f10405c7142426cf402dee2558ac9ded42ae725adaed53de3599f98267e26e