OpenTechnical

OT-2026-000099645

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, 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-2026-000099645) never changes.

Identity and time

Publication numberOT-2026-000099645 · never reused
Internal UUID01a0aea2-c976-7987-8d9b-06a25d309fc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099645
StatusPUBLIC

Content hashes

Canonical text78aad4a901bda50e00f2319b6324b5faf788512698f2db4f4f0198bdb62c0693
Markdownf0f82798f13fb3daa7cbfe2af068bf861b424d4018879b6b86b634d9422d7ce2
PDF
Publication page19a10a89f9d0d9e03ea30effd3f31cec62d3b4b71b860cdcbc6d7b85da0c44fd
Manifest31148caa9fe78850f4594cc5a26eb287d3725837a45cb091ed89085469d96136

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
Signature5ZflB3OFUAAQ+VbirlFPWvIQFOIxkc1xezRXNJWThrEdY3QyGGceTjq0K2W1A4iXZpYhpeUtpe69ur0cmDh7Ag==
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

2026-09-17T09:29:35.065019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099645
observed 19a10a89f9d0d9e03ea30effd3f31cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.046854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099645/manifest.json
observed 31148caa9fe78850f4594cc5a26eb287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.025799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099645/publication.md
observed f0f82798f13fb3daa7cbfe2af068bf86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:35.007242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099645/publication.txt
observed 78aad4a901bda50e00f2319b6324b5fa...
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.