OpenTechnical

OT-2026-000087141

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000087141) never changes.

Identity and time

Publication numberOT-2026-000087141 · never reused
Internal UUID01a0ae9a-9f2e-74f6-a3f6-8f8a91be1778 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087141
StatusPUBLIC

Content hashes

Canonical textbaa17bff6a31b0458eee2d5ed2256aeb36af82420660969852920f0c25ede590
Markdowneaa6ee779cb4bfac8584da5ff36666d79263bc13d52040b8345afa02742669f6
PDF
Publication pagedbd0e0996fbb87b3d9b3aec1260e7839b1e229d97dac6dce9a04c731507e8cdf
Manifestb26da1b4ee6e115579d08a1ce7bd58d28f4ac1cfa6778d9ed11b081140ab55bc

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
Signature6uFbr27/7mAIHcuUY0JiGlbrAazuM1nELtHRgjqQFFL+XBEpgOVN8HYkML+bIVvmfk8KY9iT0ANyZ3eVym5gCw==
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

2026-09-17T09:51:24.323154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087141
observed dbd0e0996fbb87b3d9b3aec1260e7839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.305143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087141/manifest.json
observed b26da1b4ee6e115579d08a1ce7bd58d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.288264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087141/publication.md
observed eaa6ee779cb4bfac8584da5ff36666d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.272105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087141/publication.txt
observed baa17bff6a31b0458eee2d5ed2256aeb...
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.