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 SIGAY, ILOCOS SUR Award a ₱2.1M contract to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
e2f9eb1ba5bc6caa6031f8e4f9ea431fe3ff419565428db0b79307f879c10727
Status:
Included and unchanged
Block:
#3,643 2,370 blocks after it
Position in block:
Transaction 162 of 184
Award day:
Jan 7, 2019 (7 yrs 10 mo ago)
Value:
₱2,118,535.87
Project:
Construction of Cable Footbridge Leading to Farmla
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 #3,643 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 SIGAY, ILOCOS SUR awarded it to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTION on 2019-01-07.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 Sigay 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 e2f9eb1ba5…c10727now …
- 2. Block Merkle root changedstored 2bfef3681e…7488efnow …
- 3. Block #3643 hash changedstored 7d3d30bfb2…4fcb53now …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf e2f9eb1ba5bc6caa6031f8e4f9ea431fe3ff419565428db0b79307f879c10727
- 01 R e3ab02f6b238c5002e1f9f5cac5d6e8f3357606c049f9807ab190a79ab395c4a
- 02 L ce8978163233a62a772a4dcdeb5a9eae563e441b4876db735dcd44ba73b3052c
- 03 R 552bd55379f05785e6e90ef117dbe26e88e51d3a416d2b1e6d1a28223560edf4
- 04 R 02aa051ab9fdffd1c883829acb73ee69dd3b800750efa5172667b861b08baa03
- 05 R f2cd5680d569e7b11821307e600263f87a79820f1c41f93d362501839e81c0df
- 06 L 7dad8a1f276bdf54ca81422686a0e4e936c0b72435ed614fd8077275fdf00b3b
- 07 R dfa8e04e7ab1a8906927e461e45630db28d78e3ba069d7443f4e8d75e80b14a3
- 08 L 08bf7465f842124fc976ca53b6fd6e80392a8b1583f1ae671bc3cd35af03cb31
- root 2bfef3681ec7b59be0fa779ecdfd272dd012b6d2d59a4a7a23378840c37488ef