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 ₱9.7M contract to TRANCOM ENGINEERING CONSTRUCTIONProvinces
Transaction hash:
cbaf3030fb3e52b3d32dd653a638457b84ba6cddc5fe34bd10a228c6edd2961a
Status:
Included and unchanged
Block:
#2,956 3,057 blocks after it
Position in block:
Transaction 112 of 144
Award day:
Jan 9, 2017 (9 yrs 10 mo ago)
From:
Value:
₱9,715,320.91
Project:
Construction of Spillway at Sitio Igiban, Zone 7A,
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 #2,956 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 TRANCOM ENGINEERING CONSTRUCTION on 2017-01-09.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 cbaf3030fb…d2961anow …
- 2. Block Merkle root changedstored 06c21db049…74bb44now …
- 3. Block #2956 hash changedstored 3972ac752c…b851a6now …
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 143 records. Each step hashes the current value together with the sibling shown.
- leaf cbaf3030fb3e52b3d32dd653a638457b84ba6cddc5fe34bd10a228c6edd2961a
- 01 R ce8f3d8f7aa9b69101cc7ff55e9ef20a5e900c0e548895822a46c339a14c98e7
- 02 R 27b77106e56858aa0fe031645043d70cf18bb7fef0c2aa91fc0e66980e21daa3
- 03 R c16eed6981baf863beeb24c6cb85716e625dd369ee6b6b93a44930c9a1a903ce
- 04 R 28217e4e33b3391827dd7907745873fa55be67225429a71852d0260aaf8b5998
- 05 L 0fdbc27fd7edffff0e688aac7fe835fee4f1fca8c0132fda2f1ed5435d164cf4
- 06 L ecb1ee5cd67a3aa0bc2fd3c0167c1795687b4473a216b850018b0f7fde74cc0a
- 07 L e4248d57653472fdfc90000c2f8d29967425d353aad6db9fcb4f5c272c5e1989
- 08 R 620c27df9475c5d4edbfeb00875269b7e8b5695a41b35923e5d26ea1b166db47
- root 06c21db049764f60be1cdd99db5c8c629f4acb70563757f0f117de598c74bb44