OpenTechnical

OT-2026-000040163

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000040163) never changes.

Identity and time

Publication numberOT-2026-000040163 · never reused
Internal UUID01a0ae79-26ff-72cf-adac-71775c5efe6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040163
StatusPUBLIC

Content hashes

Canonical text89b8991bb0e8f8d5401557747f5fae9fe7398e14af22f5b65cf9a36a2404822e
Markdown392d45cf7e8f5c8a2e7c288ae00378363d16ec297c73a7b2fd7a25dea43ec2a3
PDF
Publication page448a964d65abefa708c8e5767b1c69126398d3692ee94d64b2f5fe0adfed7144
Manifest7d27d2c590aecdef45c7bd7bbe3bc12d227736bb13e859d6ab5102690c2551a1

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
SignatureechW18XzAsnoWOJABYvMSB1+I/WlyZsK/KTVUzUX8rAhLxfgpRK3PxSqBQMWJjLPE0059kc3nnx/GHW8oIGNCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:02.390797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040163
observed 448a964d65abefa708c8e5767b1c6912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.375454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040163/manifest.json
observed 7d27d2c590aecdef45c7bd7bbe3bc12d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.359725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040163/publication.md
observed 392d45cf7e8f5c8a2e7c288ae0037836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.343344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040163/publication.txt
observed 89b8991bb0e8f8d5401557747f5fae9f...
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.