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 QUEZON Award a ₱50.0M contract to DZEE BUILDERS & CONSTRUCTION SUPPLYProvinces
Transaction hash:
4c6be2af7b2e9eac2f87c2d8dff2ae76624ca88b27f74f0b613b70caf0e2b7b2
Status:
Included and unchanged
Block:
#5,281 732 blocks after it
Position in block:
Transaction 77 of 260
Award day:
Sep 22, 2023 (3 yrs 1 mo ago)
From:
Value:
₱49,981,206.90
Project:
Construction of Materials and Civil Works
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 #5,281 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 QUEZON awarded it to DZEE BUILDERS & CONSTRUCTION SUPPLY on 2023-09-22.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 Quezon gave a "unmodified" 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 4c6be2af7b…e2b7b2now …
- 2. Block Merkle root changedstored 88fb090170…9ea073now …
- 3. Block #5281 hash changedstored 09d28259c5…f83854now …
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 259 records. Each step hashes the current value together with the sibling shown.
- leaf 4c6be2af7b2e9eac2f87c2d8dff2ae76624ca88b27f74f0b613b70caf0e2b7b2
- 01 L 4b35e9e33ea17bb56049ad1993036bb35bc44783d9fe2b97973c5b510589252d
- 02 R 8aaa66b0878a487711f17ff4917075456e30f256550b7f12499c74fba5647a52
- 03 L 836a5879064d17f108772ed8b9bfe9c32303d4f5b600db687452cbb5fa65ae91
- 04 L 920c99c50c9cfec79ed15f81cc0d9a5565b3fa5ecbf4e1130c44f430ff65e196
- 05 R 4c61344fa53296d115a37d2c833822875b8fe8019ce9512309a4b7dfcee87e39
- 06 R 2e453f7e1e4b5371af402b64aa7887a75c26e400c5b8a7dc4ba48defa53facb2
- 07 L c8f456d348e22108f89b0270f2288d4b1a065828194f4cbfea6b311e0d2cd8a4
- 08 R 9a4ab892f42837bc4a503995361ac873cf677ac48449051d9852b551a5d58519
- 09 R f20d5d2678e40f6c544061d0cad9e565a33158bfed6455dd0ba2d7d8fad4c5db
- root 88fb090170d24b5bd336965bb87a704b71fdc3b46bb18f4aa59b31cb6a9ea073