OpenTechnical

OT-2026-000080293

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000080293) never changes.

Identity and time

Publication numberOT-2026-000080293 · never reused
Internal UUID01a0ae96-7e77-71e6-8a45-3542d3269177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080293
StatusPUBLIC

Content hashes

Canonical text4bf7e206b74de5b6023ad50c538dab000e45265f0efcc1da7b56d4ee3619ccdf
Markdown7eb63eaba803642a36c07fae871f086ac8219e07bb41ae2a5cfed70d079e0b7b
PDF
Publication page2b67988d0d68c42cacbb3f99ee125a1a163e3a5c6aa33e83f2de82ba2402661a
Manifestc1fa2ee084c08feefcacce87cf353e2c5a436cdb22d7ff8e43b04ebcfc3b4c23

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
SignaturenM3ijvLjhzGqijYSfI76fwc1XRRV71noqYadWLmgSvcXnilziyYdOHFUpcM3CzHj9pdvwKnXWvOXnbPTwYi+Aw==
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

2026-09-17T10:02:45.383150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080293
observed 2b67988d0d68c42cacbb3f99ee125a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.365447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080293/manifest.json
observed c1fa2ee084c08feefcacce87cf353e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.347644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080293/publication.md
observed 7eb63eaba803642a36c07fae871f086a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.328096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080293/publication.txt
observed 4bf7e206b74de5b6023ad50c538dab00...
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.