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 RIZAL Award a ₱5.1M contract to TNV CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
ebdc280bee7875b7bb9e38434965ba3d605b077fcb1b18e49eb0c05e62a6d88d
Status:
Included and unchanged
Block:
#3,598 2,415 blocks after it
Position in block:
Transaction 295 of 316
Award day:
Nov 22, 2018 (7 yrs 11 mo ago)
From:
Value:
₱5,079,480.77
Project:
Construction of Grouted Riprap Dike (portion) of L
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 #3,598 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 RIZAL awarded it to TNV CONSTRUCTION AND SUPPLY on 2018-11-22.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 Rizal gave a "not stated" 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 ebdc280bee…a6d88dnow …
- 2. Block Merkle root changedstored 349ece662a…369e83now …
- 3. Block #3598 hash changedstored fb5bed23f4…4b1e6fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 315 records. Each step hashes the current value together with the sibling shown.
- leaf ebdc280bee7875b7bb9e38434965ba3d605b077fcb1b18e49eb0c05e62a6d88d
- 01 L eaa38ed89a3d70abe3d331bd1a14ef3b244f6991431823ced8370e6968d22962
- 02 L cd7dd5e2e7dff8918ea1839a18d0114d32697333e37214594f2729c39fe1e16a
- 03 L 66661d64d6ec5c50a69fd67d3320635bc3318b12ed8dfa2d1c87dff5bf8244c3
- 04 R 777fbf675c7233fad1f9f2533254b0e068dc775a8704fa0a1c12c0f9817c82a6
- 05 R 8c5f81e3e273cb5d2946d950fdac4209c47c3136d6beafdb785ad2d91144b9cb
- 06 L 83e2f768528aa5eab01124a815bdbcfe46e6736882e4995ac62310dbae3b51a5
- 07 R 85e94fdba7162302d9ae715cba32fc924bec7e1889701d00905891c17232ff3d
- 08 R dc0b9acb2b85dc57feb82f4aed21dd9d573c584a7c2ce9e62e715b1f90521af5
- 09 L 049e753e02101383ad265d62b99a15d8f2bf2e5330d35520c5102436cbbd96f1
- root 349ece662ac70ee32de55e8f23a1edb1fee3abfeb37bd8113e9fc896f9369e83