OpenTechnical

OT-2026-000080069

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, sustained blow-off before set-down

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-2026-000080069) never changes.

Identity and time

Publication numberOT-2026-000080069 · never reused
Internal UUID01a0ae96-4378-7da9-820b-626d62aa3346 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080069
StatusPUBLIC

Content hashes

Canonical text493ad9963c981a7390b0b499b1f0031fd24f0ab014beccfa449b621df4bb3288
Markdown014bf354f2bd75de3505a35fba4279f701a0967c3903e8d8651f1b230d10a082
PDF
Publication page56eaeca0998250a47bf16b905ee6c9569636c148e98fcb63bafeaafd3808ce2f
Manifest3e2da90d9b6e54c9e8eefdc5594791c55f3c1a5fc51fd61e8a10ab023c9ea78b

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
SignatureGKJqSaJIuwyJqnCYGcIvdTetHGBanjtr07qUTcNgvXXoOlwOSE3rAOy1QDLNcLxxc1vnjykBNjTgxT5TBRC+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:00.201114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080069
observed 56eaeca0998250a47bf16b905ee6c956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.184521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080069/manifest.json
observed 3e2da90d9b6e54c9e8eefdc5594791c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.165734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080069/publication.md
observed 014bf354f2bd75de3505a35fba4279f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:00.147688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080069/publication.txt
observed 493ad9963c981a7390b0b499b1f0031f...
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.