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 BULACAN Award a ₱2.0M contract to ZACARIAS ENTERPRISEProvinces
Transaction hash:
f6afc14b2c2eb3e4fc4aeabcbf58bea3738b136fbe113246e86f6f21572217b7
Status:
Included and unchanged
Block:
#3,185 2,828 blocks after it
Position in block:
Transaction 152 of 160
Award day:
Sep 8, 2017 (9 yrs 2 mo ago)
From:
Value:
₱1,979,000.00
Project:
GSO-053017-004
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 #3,185 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 BULACAN awarded it to ZACARIAS ENTERPRISE on 2017-09-08.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 Bulacan 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 f6afc14b2c…2217b7now …
- 2. Block Merkle root changedstored b730acefc3…b64ff1now …
- 3. Block #3185 hash changedstored a9ee27ff69…838d6anow …
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 159 records. Each step hashes the current value together with the sibling shown.
- leaf f6afc14b2c2eb3e4fc4aeabcbf58bea3738b136fbe113246e86f6f21572217b7
- 01 R f70c4bf78347013149552408adaeb86e7340d6bc2939fcfbc2c04c712121252e
- 02 R 05b67b95484ef96d0a60bb43e393f9918486347f62493aca2e6357ad53751395
- 03 R ffa9786848c30b9dad8e2ee9654fd1da46929f18db9ba40ef4731a3cae890e8d
- 04 L 2b8d123fd33db3db7172c167b55b562332202bb3c8009169e120a8ef96d15a63
- 05 L a16a7f708c7ecbebeb1e7f80d451c7322c01943dc10d1b6860dbfdccf20f9ca2
- 06 R 8382cbb785c1b74e2ef28257689b68b379604f2215f9b7d043215e0e7cac2a9c
- 07 R 986883f62530c2a26a94a936a93ae6b9be03eba7c9d1874297d34c665f4bbf36
- 08 L 8939d281777f1a849ecf0e3c999af11ce3ea48b5085cb0ee845b7f482c6dfefe
- root b730acefc3d1369ebf02342e3b313719940de19b8c969c73e08822f722b64ff1