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 COMPOSTELA VALLEY Award a ₱1.4M contract to O.G. SANTOS CONSTRUCTIONProvinces
Transaction hash:
4342cbad53d331d2d233aa431e63c8b44470696fc7a8f35381532dc500d2da0d
Status:
Included and unchanged
Block:
#4,468 1,545 blocks after it
Position in block:
Transaction 55 of 256
Award day:
Jun 3, 2021 (5 yrs 5 mo ago)
Value:
₱1,395,875.70
Project:
Construction Projects-CW21-014
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 #4,468 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 COMPOSTELA VALLEY awarded it to O.G. SANTOS CONSTRUCTION on 2021-06-03.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 Davao de Oro 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 4342cbad53…d2da0dnow …
- 2. Block Merkle root changedstored 523d7201c7…2acf15now …
- 3. Block #4468 hash changedstored f245b95377…20680cnow …
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 255 records. Each step hashes the current value together with the sibling shown.
- leaf 4342cbad53d331d2d233aa431e63c8b44470696fc7a8f35381532dc500d2da0d
- 01 L 40778b3c1bb4d523872d31dd0972d8716c96366b98651324eafeabce97485c19
- 02 L 134b85fe3d0df57f02bb830c3da32a71cd423edeb1f43ee750d2bd8d3eb700a0
- 03 L a611d1edf2c0216d5d7f0281c6cdef33ba010ad6d4b5cdad1487a5ed49959b4b
- 04 R 569590406bd7f85c559140a94363dc8ba2890a33a8d60754f535a5467aab1e0a
- 05 L a6351332d0fdca986950d8a5cfd5dfe3df2abf9d24ae5b9be5daabd881d835c6
- 06 L 61e569bdda524a8179a56c61ee57414e41a5542abeab3716d5d051bde23a22c1
- 07 R 39b35b73879b0e2c9da2917587d6fc71ecd9841337d02fb8844ca0db1dd8dcc4
- 08 R e06bbb235968b27701793256b2b2232ccb15c9e455a3a35c3eda6cb56705e55d
- root 523d7201c7a4f605bec5df4c1e917d2c75112dd9c3757f6c2a92bd0e402acf15