OpenTechnical

OT-2026-000022682

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000022682) never changes.

Identity and time

Publication numberOT-2026-000022682 · never reused
Internal UUID01a0ae70-46e9-7809-ba9d-42f75d4cf9c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022682
StatusPUBLIC

Content hashes

Canonical text363d1a55d62f758c37f856f104b7037e0acd1f524ba4bc853cdd4e378884175c
Markdownf3a9abd6b4e46b8564342f4de65a5e8ec48b695b0cc7936b8fef1d5de9d164fc
PDF
Publication pagebe857ab50e746e2ac0b70b7abbc9391d92e59e6fba540761d12b5f6ee27122d1
Manifestcbba3edcab8d22b3c30d570130383875f9e481fb664c2aace101481960652228

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
Signaturej4hfNKXZsDVh+GRMkTbqSBSUnztdIEyZld2V1iw01Q24N8zlsd3bDZ3NvJ46WxD1vnIzyysjk9MzgPgbsmeJDw==
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

2026-09-17T11:52:04.239016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022682
observed be857ab50e746e2ac0b70b7abbc9391d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.221108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022682/manifest.json
observed cbba3edcab8d22b3c30d570130383875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.204367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022682/publication.md
observed f3a9abd6b4e46b8564342f4de65a5e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.186838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022682/publication.txt
observed 363d1a55d62f758c37f856f104b7037e...
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.