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
BARANGAY BAGUMBAYAN, TAGUIG CITY Award a ₱845.0K contract to ST. IVADZ BUILDERSBarangays
Transaction hash:
7dc8aa668d08e25baf718eebed3df34e7353898043acbf4e218cdfcca7a578cc
Status:
Included and unchanged
Block:
#4,509 1,504 blocks after it
Position in block:
Transaction 110 of 223
Award day:
Jul 16, 2021 (5 yrs 3 mo ago)
Value:
₱845,000.00
Project:
Construction of Water Pipeline with Tank and Water
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 #4,509 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)BARANGAY BAGUMBAYAN, TAGUIG CITY awarded it to ST. IVADZ BUILDERS on 2021-07-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 7dc8aa668d…a578ccnow …
- 2. Block Merkle root changedstored 58aa70957d…fe707cnow …
- 3. Block #4509 hash changedstored 720bb2c18c…a0f559now …
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 222 records. Each step hashes the current value together with the sibling shown.
- leaf 7dc8aa668d08e25baf718eebed3df34e7353898043acbf4e218cdfcca7a578cc
- 01 R 7e29fc41d550862e6545d64b71a6a97b155c448d5bf3e4f98167b728fcec121b
- 02 L 5a746d59652b11ee7b6ca1303f2d954e7760e7cb5ebad9acdfb5819eb3ecf2dd
- 03 L ef40d8be4e6f918e0838d5e4cc01e7ca6e0d5ea3e48856a59acf7c7ae30a689d
- 04 L 148543228f802f504f75008478fedc2192b352aad46d7887720e49e97469ddbf
- 05 R 34959f9c71edca37ff922522eab2a4e03341f47f70126d10b0276d2384548f30
- 06 L 4c44d8c3a3b8af8da85aa759504f691bcbbf9a9e4b993759be61d49b29256f11
- 07 L 8bb550bba5385e8be98fba67910c5abf1e7811a94fcdf1c856e390cd3cf40280
- 08 R 293082379c480d69f44a1e01deedd25d65ede202c1976a2d81287b2bf17d4839
- root 58aa70957df8b50ecd4a9a9eb3e5f724bd8ff346f5d1ddf5f4ccb52d4bfe707c