OpenTechnical

OT-2026-000099987

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained 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-2026-000099987) never changes.

Identity and time

Publication numberOT-2026-000099987 · never reused
Internal UUID01a0aea3-1474-7365-acc8-0630247ebfa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099987
StatusPUBLIC

Content hashes

Canonical text580ba6ed179bf5a9a128f407ebe5aa6e63be060f7011e19dea2b7f70348beabf
Markdown92d6bd4fd7672ade80e82125bfc72a4e782f9c876afa4998136980403706d5bd
PDF
Publication page3ac0154943fd9b2e9a8c67a846ec5820f76be68fea386dd6d0ec0358250d447f
Manifestb7d620c217799afd17d2670bfc174db3e993e9c81113948eeb454f0c13c0116a

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
SignaturemX3yQxuxeXKnvcbM0MPc2oeeivthLm7Me/S6a9Sp/LK1vhCLmBixwV39q4pFCSrER0sntg1NDJkOswCpsAbmBQ==
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

2026-09-17T09:30:41.537411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987
observed 3ac0154943fd9b2e9a8c67a846ec5820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.519841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/manifest.json
observed b7d620c217799afd17d2670bfc174db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.500827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/publication.md
observed 92d6bd4fd7672ade80e82125bfc72a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.481294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/publication.txt
observed 580ba6ed179bf5a9a128f407ebe5aa6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.865493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987
observed 3ac0154943fd9b2e9a8c67a846ec5820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.848003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/manifest.json
observed b7d620c217799afd17d2670bfc174db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.829668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/publication.md
observed 92d6bd4fd7672ade80e82125bfc72a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.812177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099987/publication.txt
observed 580ba6ed179bf5a9a128f407ebe5aa6e...
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.