OpenTechnical

OT-2026-000017119

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000017119) never changes.

Identity and time

Publication numberOT-2026-000017119 · never reused
Internal UUID01a0ae6e-76c7-70f9-8686-70ea04bc9a79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017119
StatusPUBLIC

Content hashes

Canonical text12a3f74e7f977f29cd06f18442921ddfecfb2d6602169a8084ae0a9b72774381
Markdown4ea3fe4b060e71608aa1c0ae7760da798d0f33f6deb87e2d8e9ce61f7b48d9d3
PDF
Publication pageb7af4538518225d62e5cce7ce19e5b2be8b1155c51e73ea6aeaf2fc9cecb2c29
Manifeste5f0dfab74ad3b60e68eb4d1ce25c625c90839c48f6948664a2e14477c23579b

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
SignaturebwIclitKDyLFLslpmk/22hVXN62+YAt/RgYeJwAHEaodjcy1NbNKOV4kU18fT3323wRkroRJbsFQSfeu3K+qBQ==
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

2026-09-17T12:02:09.527324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017119
observed b7af4538518225d62e5cce7ce19e5b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.509313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017119/manifest.json
observed e5f0dfab74ad3b60e68eb4d1ce25c625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.492476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017119/publication.md
observed 4ea3fe4b060e71608aa1c0ae7760da79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.474799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017119/publication.txt
observed 12a3f74e7f977f29cd06f18442921ddf...
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.