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 TABUK, KALINGA Award a ₱3.0M contract to TECKCON CONSTRUCTIONCities
Transaction hash:
282d2dae3dfec7b2a72f57a55d455f1f6ec51f7333bfeb6a9e7db64a1fdfb013
Status:
Included and unchanged
Block:
#2,799 3,214 blocks after it
Position in block:
Transaction 20 of 146
Award day:
Jul 21, 2016 (10 yrs 3 mo ago)
Value:
₱2,988,678.62
Project:
Dredging - Chico River
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 #2,799 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 TABUK, KALINGA awarded it to TECKCON CONSTRUCTION on 2016-07-21.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 Tabuk gave a "not stated" 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 282d2dae3d…dfb013now …
- 2. Block Merkle root changedstored fa15b5d7d4…ee0a20now …
- 3. Block #2799 hash changedstored ac615cf551…5ce11bnow …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf 282d2dae3dfec7b2a72f57a55d455f1f6ec51f7333bfeb6a9e7db64a1fdfb013
- 01 R 29a53f9d83fe9df251d484942e4ff21c44c52545dd62de74b714c77286b001c1
- 02 R 3f72e3a51f79c1ceabd1f9d0e0b8b3550c0868af14c8d4861663ba2aab7b6b3b
- 03 L 79b7918f7af0143285f5dc084ff1391b6092700fbb4d786879089b40f8c5074c
- 04 R e00adc0485b3aea0c275beff402e21a1fe2dd94703cc21ce23831296c0ebad25
- 05 L f26923a69365e1d0667c1713589dea8b698a6227682fb6f555a550228c08a87a
- 06 R 1bef7e4c36c5d7e1c7a8ed66040dcec62b1aafec6269e3f69e0771ae0811cada
- 07 R 627a2e9565352475460bfc7cc846a9b4868608ff4417e7ba651446a37d3f5915
- 08 R b0e65fe205600a254811db4a35e384d0c09d037f21b60a2e6981aa432668eea7
- root fa15b5d7d4757940ef528054a4f24c0b9eb67cafa7cb9fe75b90f143d2ee0a20