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
MUNICIPALITY OF TAGUDIN, ILOCOS SUR Award a ₱598.2K contract to ALDAPHIL CONSTRUCTION & GENERAL SERVICESMunicipalities
Transaction hash:
d43a134a47508ff7dee3a57b96615c761968b11d2ab341039d6e9b9a90e0cdb6
Status:
Included and unchanged
Block:
#1,130 4,883 blocks after it
Position in block:
Transaction 19 of 23
Award day:
Apr 27, 2011 (15 yrs 6 mo ago)
Value:
₱598,184.85
Project:
Contract Package for the Concreting of Unpaved Libtong Barangay Roads
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 #1,130 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)MUNICIPALITY OF TAGUDIN, ILOCOS SUR awarded it to ALDAPHIL CONSTRUCTION & GENERAL SERVICES on 2011-04-27.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 Tagudin 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 d43a134a47…e0cdb6now …
- 2. Block Merkle root changedstored 95c4cbe41e…9675cdnow …
- 3. Block #1130 hash changedstored 007ffba0d1…5609b9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.
- leaf d43a134a47508ff7dee3a57b96615c761968b11d2ab341039d6e9b9a90e0cdb6
- 01 L d03d2bc1f9e3dec399cc0f9c91816664ecef69bfe3d5e24488c63ce88edc395e
- 02 L 0d88d52015e65595cae1f6a976d4197f746f859dbf3bbc9fd5e6ef7e443e95ea
- 03 R 3095b087d616a5a7046ac9abc63e7350a4865fa6b8eefcaffd43b8ebec5f7dee
- 04 R 8d535a6ab15ab68e96684a4a927dc0881561507bcfae62fd54b4f1f80df8c819
- 05 L 4e855807ae1e3ed1f99930f8e16410f00f42a2a74f6422f28ddc628ee57c9238
- root 95c4cbe41e820f8c74e196a5c8ff4b21e8cb2d3b69fb7b49aeb599e1899675cd