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 PASIG Award a ₱7.1M contract to ALPHA RHO MEGA BUILDERS AND TRADINGCities
Transaction hash:
aea3f45dc9199bceaf540cd5c0397891f41f0a0a81bbd1a8974b64fed9330fb1
Status:
Included and unchanged
Block:
#3,189 2,824 blocks after it
Position in block:
Transaction 140 of 207
Award day:
Sep 13, 2017 (9 yrs 2 mo ago)
From:
Value:
₱7,053,862.00
Project:
Construction of Reinforced Concrete Flooring
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 #3,189 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 PASIG awarded it to ALPHA RHO MEGA BUILDERS AND TRADING on 2017-09-13.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 Pasig 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 aea3f45dc9…330fb1now …
- 2. Block Merkle root changedstored ad8cbd3949…a72e6bnow …
- 3. Block #3189 hash changedstored c2d4bdf9ce…38ee2dnow …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf aea3f45dc9199bceaf540cd5c0397891f41f0a0a81bbd1a8974b64fed9330fb1
- 01 R b08361d4cd093940cacb3a0fdca63edfb03e43f5ec6f5f4e22e5c02e3250e247
- 02 R 8690f44cbfec741e9e2e56a66d4ff3e6880d2080012d0c868282583c389b0f51
- 03 L 4d0e80b001fd5dda482d48ff599667b8c96c7632353b148deaf5b1040ceaee14
- 04 L f6b5ab4f78aa6f24377646e0f9fa306ccf9a2c6919429b19e5ea38a92a58860c
- 05 R 416d7a54e3473beb3fb41476bd39373e1adfbf560b5e9ed873f23f738662591a
- 06 R 0fcc5fc7dd9e536096989738e27450163f4847a893a91db331a866cc1d4ad0a2
- 07 R 52c845718672938af2e79a62ce3c6aca5071f94bd589e2cba41e79af3f389ad7
- 08 L 8779119c3536c78986d66e10d5151a9a6bd2e32ccfca375934b68dc0d311db4f
- root ad8cbd3949bf8d2ceb79825f0ea0c6d20341758d9cc8b07142724a62c4a72e6b