OpenTechnical

OT-2026-000101145

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000101145) never changes.

Identity and time

Publication numberOT-2026-000101145 · never reused
Internal UUID01a0aea3-c378-7ec5-9976-9d78b12e4a48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101145
StatusPUBLIC

Content hashes

Canonical textee9261588865f44ac5ef59ed409a739d2c507095f0fd5ec532ee4ecf3e066dcd
Markdowne1f931f7db6d1f8ae3207d868328bf762950d5610acea2c103c78c775c74e606
PDF
Publication page956f08dd1f9a8c8254df057f6eb28e822503f7ba27278fae9e5d732d508187ce
Manifest164e05047ce42dc5907390fc2070601f5d07673f41eda471db6d0a8d5ab1c1a9

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
SignatureBdIUIOAgz05mcNc+2H/r2ressyixZelfCyVMxLR6mrqJEYIxx7H0FIN3g74jAlNJKV3C0rTJDj8V/UbOd3EOAQ==
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

2026-09-17T09:26:46.743537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101145
observed 956f08dd1f9a8c8254df057f6eb28e82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.725450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101145/manifest.json
observed 164e05047ce42dc5907390fc2070601f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.705912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101145/publication.md
observed e1f931f7db6d1f8ae3207d868328bf76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:46.688165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101145/publication.txt
observed ee9261588865f44ac5ef59ed409a739d...
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.