OpenTechnical

OT-2026-000101876

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000101876) never changes.

Identity and time

Publication numberOT-2026-000101876 · never reused
Internal UUID01a0aea4-50f0-7718-8dbb-499442bed13a · 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-2026-000101876
StatusPUBLIC

Content hashes

Canonical textacca43fe53438a2095e3e7f0dea117afaf38da6fb59bcec0a010502d70f504f6
Markdown85b71e172e0402c9bb0e548f780e612676f40f5fe20520c52b01320b9fa8a308
PDF
Publication pagea26c76c850e206cc74db4180fe25378ca78bd80ff23f5941ec3df39fac095347
Manifest4806fffcb0f5da9a6d29eea67445f4defff39f89da2f894d53a143eb8d4190bd

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
SignaturellZUSZfva5v11Z/LJPZwzeGS+JrMZ61YXcGRPxs/wWvupm/iosSjn3IofUfEbM5kIN6w87jMv5UYathgKrrCDg==
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

2026-09-17T09:24:28.876099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101876
observed a26c76c850e206cc74db4180fe25378c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.858206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101876/manifest.json
observed 4806fffcb0f5da9a6d29eea67445f4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.839141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101876/publication.md
observed 85b71e172e0402c9bb0e548f780e6126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.821581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101876/publication.txt
observed acca43fe53438a2095e3e7f0dea117af...
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.