OpenTechnical

OT-2026-000008375

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000008375) never changes.

Identity and time

Publication numberOT-2026-000008375 · never reused
Internal UUID01a0ae6a-e469-7314-8e66-c95eaeb7e484 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008375
StatusPUBLIC

Content hashes

Canonical textfb40a615dea926c9f7c498a8407c962b75dc50e928d9f1b9b315da50cfa70e26
Markdownf119560f4dc376beb2a1e6d885c5b17957aaaf2c5572ef27a39d2896a4015c51
PDF
Publication page1132e7334977c1498bf503075ad17635847fa872ed25f23d818badf0f0dfddb1
Manifestb447a1cd0bb3494b8b45bb44848e6589d892ff47ab166b9bc77270c9be778d86

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJoFL8EQr5P67SvkQ2Y87OHQNZlGdD6ZjQDDAQzmTNIS3aNYhUeKsFwbJe8XpoKldzEX/zYTeflUHRkChAOk/Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:12.215647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008375
observed 1132e7334977c1498bf503075ad17635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.198434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008375/manifest.json
observed b447a1cd0bb3494b8b45bb44848e6589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.179119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008375/publication.md
observed f119560f4dc376beb2a1e6d885c5b179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.161014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008375/publication.txt
observed fb40a615dea926c9f7c498a8407c962b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.