OpenTechnical

OT-2026-000101859

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000101859) never changes.

Identity and time

Publication numberOT-2026-000101859 · never reused
Internal UUID01a0aea4-50f0-7ef4-a7bc-8d03b43856b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101859
StatusPUBLIC

Content hashes

Canonical text510c8dbbc48b9ecf9d02e70f1ed64b7761204940ecadd9ffb818b5603a2088fd
Markdownad1356e7bc32939cbcab3ce8ced6b1b6a94c041d94549fe6f85cfbb40226c0e9
PDF
Publication pageb658c766b96223194609669bd073a91c5a70085a85893bd2567f64b9332566e0
Manifest4a3f8d7393dbeff7aaad7937ef1d445eb4e80a9b07181e758153389ed684858e

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
Signature4idRVAft3SJiMYsDgrF6NF+L8XzjFF00kJ351fZfDxZzDcOhWKgaz5o20liKrQlKu9GapXDI3GX0WGs3EKNLBw==
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

2026-09-17T09:24:27.689433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101859
observed b658c766b96223194609669bd073a91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.667695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101859/manifest.json
observed 4a3f8d7393dbeff7aaad7937ef1d445e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.648209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101859/publication.md
observed ad1356e7bc32939cbcab3ce8ced6b1b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.627479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101859/publication.txt
observed 510c8dbbc48b9ecf9d02e70f1ed64b77...
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.