OpenTechnical

OT-2026-000102045

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000102045) never changes.

Identity and time

Publication numberOT-2026-000102045 · never reused
Internal UUID01a0aea4-50f2-7bb4-9411-f7f408a6bec9 · 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-2026-000102045
StatusPUBLIC

Content hashes

Canonical text9ccddf69742870e18ec88d451ace5b659b38c93c38d2e0c1e9c21ffbf508d9ad
Markdown39eab74e234db4fb34f6dea090f87c39fc4b0a4859538e0f3cf589195914c5d8
PDF
Publication page0d9f6c2fc9fdf10fd57e7a66f7073e6198dba0b89bc9e7982092b96ba7e7acf2
Manifestf4b9ba30f58cee28a33ac0bfe550603f06e3e2e8772c60046cd7838b94c72eed

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
SignatureCelZUwBoKZv2n95a2AFtybCoH2dzUWSKKJsPjvGSUst0lFHwfTheshGY3VTIEEbqEv6UaMrVKZp9pn8/eFxeAQ==
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

2026-09-17T09:25:10.991775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102045
observed 0d9f6c2fc9fdf10fd57e7a66f7073e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.974675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102045/manifest.json
observed f4b9ba30f58cee28a33ac0bfe550603f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.956627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102045/publication.md
observed 39eab74e234db4fb34f6dea090f87c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.939256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102045/publication.txt
observed 9ccddf69742870e18ec88d451ace5b65...
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.