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 TAYABAS, QUEZON Award a ₱2.0M contract to SKYSPY BUILDERSCities
Transaction hash:
fdd64fa01d0284140f111eb621afd54ab16d54e45d45629bbc866541b471a044
Status:
Included and unchanged
Block:
#5,013 1,000 blocks after it
Position in block:
Transaction 233 of 236
Award day:
Dec 21, 2022 (3 yrs 10 mo ago)
Value:
₱1,994,808.31
Project:
Construction Projects
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 #5,013 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 TAYABAS, QUEZON awarded it to SKYSPY BUILDERS on 2022-12-21.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 Tayabas gave a "qualified" 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 fdd64fa01d…71a044now …
- 2. Block Merkle root changedstored 1e39a5092f…f715f6now …
- 3. Block #5013 hash changedstored 393d4bc8de…835127now …
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 235 records. Each step hashes the current value together with the sibling shown.
- leaf fdd64fa01d0284140f111eb621afd54ab16d54e45d45629bbc866541b471a044
- 01 L fd94dcc68a5b7a344dfd2a4d702df1ab3335e437e0d17e18f29031ef92945379
- 02 R a553b326b260c38092f32e40b782dc554cafac106dc0629d8940884b54242dbb
- 03 R ad3c89a7283699532f035896ed19a4767a59c46fa7a2f549985465b9035a5825
- 04 L 36a58744c079976a35a6d959cab088d6a112fc014b2c12b7b332149cb8fb2919
- 05 R 8bc0b88b58baed6b1894e35b6449b8cd6f26dfc5b735db8d42274cbc986d792e
- 06 L 4a69d7ad1c9e983a0e445f65865e67e8b89527bfa5aef86fd9b94688cd3596dc
- 07 L bba54b8b6e590724fdf80215358d77251b244ca902b4c0e0c149496372a96e97
- 08 L dd1297eb739c8dbf974cc4bd187abf4ce6807286aa09bae964473becb6919607
- root 1e39a5092f38c5154fc3b0d8adae3b3c60196f090862ff917ea8853944f715f6