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
CITY OF QUEZON Award a ₱2.7M contract to TRIJOHN BUILDERSCities
Transaction hash:
cb1501b44af094dcd771aa98e3c296ff2d13fdfa69b153ac566d145281988221
Status:
Included and unchanged
Block:
#3,208 2,805 blocks after it
Position in block:
Transaction 127 of 153
Award day:
Oct 4, 2017 (9 yrs 1 mo ago)
From:
Value:
₱2,710,911.22
Project:
17-19034
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 #3,208 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)CITY OF QUEZON awarded it to TRIJOHN BUILDERS on 2017-10-04.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 City 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 cb1501b44a…988221now …
- 2. Block Merkle root changedstored b116050aa1…3b3c76now …
- 3. Block #3208 hash changedstored 8a8b273f8c…f48502now …
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 152 records. Each step hashes the current value together with the sibling shown.
- leaf cb1501b44af094dcd771aa98e3c296ff2d13fdfa69b153ac566d145281988221
- 01 L ca1450d96a362396534500e74e8c03670cefca9509fbb0480ead82a29740206f
- 02 L be78ef45176d71d5161defb412792f96a2a76c42cdf8a141fb1a749ac2183c5e
- 03 L 404ed0b9cb82746c4c04ffe1fef21f6e9a839aedf351df54b150436d9f5c2278
- 04 L e3aa422d4fdb94a557f602e40805d62a15a1df69507d33fa3e578220c2d618e9
- 05 L dddcdcd01417bbf7ece19bf535665cb97030d02a873f653372e304c709fe2783
- 06 L 443aedd57ee266cd7f76e1f1ad233f6b1f7c9222020cb100dd18c4b04345402a
- 07 L 4a1d57289d6a9bc31cb951a182d1aeb99c7177019cf4d049b7ccc7d4fe9dcd6c
- 08 R 4e64f233ccd60b13642cd9676dd616c99e66a5af8b1a55192eff54d099422819
- root b116050aa14ecdd91f91dfe9d4f68916b960035d4830c8983728b4c2b13b3c76