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
PROVINCE OF DINAGAT ISLANDS Award a ₱2.0M contract to ALKE CONSTRUCTIONProvinces
Transaction hash:
e2d6b879278cf340bbae96a4f046a6921717da36fa49ec962a88583d9bf4a8e3
Status:
Included and unchanged
Block:
#5,525 488 blocks after it
Position in block:
Transaction 253 of 280
Award day:
Jun 6, 2024 (2 yrs 5 mo ago)
Value:
₱1,995,613.65
Project:
INFRA 2024-30
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 #5,525 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)PROVINCE OF DINAGAT ISLANDS awarded it to ALKE CONSTRUCTION on 2024-06-06.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 Dinagat Islands 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 e2d6b87927…f4a8e3now …
- 2. Block Merkle root changedstored fc369dabd9…65b20cnow …
- 3. Block #5525 hash changedstored 2d414cdfd2…c9cc02now …
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 279 records. Each step hashes the current value together with the sibling shown.
- leaf e2d6b879278cf340bbae96a4f046a6921717da36fa49ec962a88583d9bf4a8e3
- 01 L e23a3fabc460a5009f4cd10eca6bee62603a0294ea65f0cca41c22748a5d09dd
- 02 R c3b9155db0c279cebd574b64708e8a28dbe578164b57ecf117a559951a72ace9
- 03 L 934182ea11703e867cf42f4332335e42e7a64951baa41c61d2c5c0ac6589dc0e
- 04 L fbbd3a4f029ee8d04354a62f7211053cb2d592e1f9179a40480072b36b0f2e8f
- 05 L 0bdd6b6607ebb7682282f9d53c452a56f1d4f0002a35c78f8feed60102053906
- 06 L fedb144012d0f51880a07636a722712a8cf3ed5b08941a66f1297dad73cefe31
- 07 L 88514e2aa10bbd707b1f1817e92863dd705fb3cb14908759b1c40d1ee66d352e
- 08 L 4f9df912eaa3e699b880fdc5a46c3511536db62af2a63c02c6123649614a554a
- 09 R a002f244eab05584aed178db99f4398ba48e0f51002012026268627ed921e1f5
- root fc369dabd9e0dbd1362f9760497433faf6cf8814800c85d890e876750965b20c