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 GOVERNMENT OF LUCENA Award a ₱456.0K contract to TERESITA A.DIAZ CONSTRUCTION & SUPPLYCities
Transaction hash:
a38c2ad1b53839b671e0211c9c22311daa11cd8ed4132c464e7efc4ffb6651b6
Status:
Included and unchanged
Block:
#335 5,678 blocks after it
Position in block:
Transaction 63 of 94
Award day:
May 9, 2008 (18 yrs 6 mo ago)
Value:
₱455,954.51
Project:
Concreting of Road, Ruby Street Executive Village, Brgy. Kanlurang Mayao, L.C.
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 #335 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 GOVERNMENT OF LUCENA awarded it to TERESITA A.DIAZ CONSTRUCTION & SUPPLY on 2008-05-09.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 City of Lucena 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 a38c2ad1b5…6651b6now …
- 2. Block Merkle root changedstored bc5d4f627f…7cb384now …
- 3. Block #335 hash changedstored 84ef13cac9…9b0834now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.
- leaf a38c2ad1b53839b671e0211c9c22311daa11cd8ed4132c464e7efc4ffb6651b6
- 01 L 9ea67ea97bf2057da37b0571422ec8351f94e74f5e67e2b920b87aac84b80b18
- 02 L e9d5bb955f9b06fda5e596857b036db208b78a454cbb558638819648e8077891
- 03 L 646d4143354fd774c06a6103f56a5afb751bbd54f07c2cb017e66c7de1389d64
- 04 L e486a247af6b591b5208d9a4e4fb7adfefadaa8015f71795e9d64ceeb16442e1
- 05 L da0f8ab038e3ad812d10d3272ca118111d7998ccce65d4feeb227679942378bb
- 06 L 530679669927078017c89053a270003a72524c997fee439a967443f6af1c8fb7
- 07 R 4575aa00062e83188d4a543254b4bc0fdffca0d90eca6c5d6e2d848382e89d4b
- root bc5d4f627f1a8ee0c277d638e73d0ea61937facec41716f6d9332e12697cb384