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 UNISAN, QUEZON Award a ₱997.0K contract to ZELAN CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
ebc7f04d2eb19d74b660d7ec464886167359e8435e652a4681be8a9004b05ec4
Status:
Included and unchanged
Block:
#3,785 2,228 blocks after it
Position in block:
Transaction 249 of 271
Award day:
Jun 10, 2019 (7 yrs 5 mo ago)
Value:
₱996,980.40
Project:
Additional Fund Construction of Covered Court
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 #3,785 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 UNISAN, QUEZON awarded it to ZELAN CONSTRUCTION AND SUPPLY on 2019-06-10.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 Unisan 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 ebc7f04d2e…b05ec4now …
- 2. Block Merkle root changedstored 18e4d7541a…9240adnow …
- 3. Block #3785 hash changedstored e5face7955…93e473now …
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 270 records. Each step hashes the current value together with the sibling shown.
- leaf ebc7f04d2eb19d74b660d7ec464886167359e8435e652a4681be8a9004b05ec4
- 01 L e84cb4e30c7226a2205c1e9d5e8f1267b0cb25225a65bbc66b9d9358ca5789f4
- 02 R 46aeb371d560b3d1442a6adee238272282c8a95377bbfe64902a512bb52283e4
- 03 R a670eb9c6dd3429af1faa2b201094c4ce3060f1f56f4d2d2908779c28fb496d2
- 04 L 751ca77bab4e7e65f41abb30306b49830710e9a5aca0d8b95504ee3ed517b963
- 05 L 3815cc21195246a93524420d96bb6e4620115208c338acc7e3b86ec928e8d0be
- 06 L bd4b02e6ea8909772dc579aa6210fb04a1687b8968c6b418289f06b172fcb983
- 07 L 3d859a605e8ce560935b399e6148fcf87f43980ad1459b53a2eb7d30c4af74a7
- 08 L 4e42c82dd81d9b079a7988f63c418bcab85c75e0a96717f0fe9ab276287a6888
- 09 R 660d4d126f15bc24a99488243f10a14dd3cb523dc8d9bc528617a6b0c3f1abf4
- root 18e4d7541a22dbfc1924e471404076d0ec50b439fcf5f0cb18cd214cdc9240ad