OpenTechnical

OT-2026-000101318

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101318) never changes.

Identity and time

Publication numberOT-2026-000101318 · never reused
Internal UUID01a0aea3-c379-7043-a85c-a27368ef5150 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101318
StatusPUBLIC

Content hashes

Canonical text24fc365e981ebbb12b9827b1791c01c10f81ef176645195b060c9dde12e0bda4
Markdown42060bba9e68278afbcbba6694d8bf5b8bb10b877cc9f294732d220983298553
PDF
Publication page52b2a6a5c217ef20620dc452ccf519efbec6feb4df2a0dac056dc7d06edcc299
Manifest5d9ef6a04d724a31f8789dafdc331a0cb37a827a72072f3b623d3cb2c163e692

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
Signature9JOOqbNvgHdP1dk/TN21o74AuMMXp3RzsCiFdcyJy0VO7pHtafgqEdcvSKDG2K6U7BL4fCxADolLI5heVkO+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:00.384852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101318
observed 52b2a6a5c217ef20620dc452ccf519ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.369098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101318/manifest.json
observed 5d9ef6a04d724a31f8789dafdc331a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.352979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101318/publication.md
observed 42060bba9e68278afbcbba6694d8bf5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.337003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101318/publication.txt
observed 24fc365e981ebbb12b9827b1791c01c1...
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.