OpenTechnical

OT-2026-000102282

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000102282) never changes.

Identity and time

Publication numberOT-2026-000102282 · never reused
Internal UUID01a0aea4-50f3-71b4-aae2-227299134b6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102282
StatusPUBLIC

Content hashes

Canonical text08bcfcdbdbd6a6320e13b923abaf92b724e428ef28278eea257609413b7b1dcb
Markdown8f33d7480da9cbde68b97ea027ac2cb7c865833159b45c3f5469c5708488899e
PDF
Publication page61751ee012e857993018a7a7d73eae84545c1d19e9c03f037647df2500b5b07a
Manifest051430a06fd1e74a3daee82fbb5c07fcf7dcfb1019a844b287610885e2171f06

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
Signaturec8mVeoK10t4jkGXi+e+Qdhv65O2TUnygA9piVkAQETnTawQwWx+cEdIfQ67AidgYrnglAuQvAkq7g1XiG2J7Bg==
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

2026-09-17T09:25:28.404839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102282
observed 61751ee012e857993018a7a7d73eae84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:28.387019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102282/manifest.json
observed 051430a06fd1e74a3daee82fbb5c07fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:28.368843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102282/publication.md
observed 8f33d7480da9cbde68b97ea027ac2cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:28.352693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102282/publication.txt
observed 08bcfcdbdbd6a6320e13b923abaf92b7...
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.