OpenTechnical

OT-2026-000098495

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098495) never changes.

Identity and time

Publication numberOT-2026-000098495 · never reused
Internal UUID01a0aea1-e966-79e5-825c-94b835f2d9bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098495
StatusPUBLIC

Content hashes

Canonical texteb92337009093d98e630f7ac1b3180e646ec257d74e18504840407fc9bb62816
Markdown0e9a5fd0a15f4933d85565cacdd3ffd1a75f9e003f0d914df16524d68a902517
PDF
Publication page488267b85b48956d792f15e9449a85f2b22949fff5ed02f64ca229fb8853720d
Manifest8ce1d2c4373c4ce63a61a9b32fec264207e16b77066f6ae1e7dfe9b3c7f692b1

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
SignaturekW+LaUDzWPFJkpT7Ps1FtJSOubAzBxECYfQSWQqb99KeIFXcGk0D0ZPGB56DP+a3AOqI4/30LTLWJolPZPGSDA==
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

2026-09-17T09:32:21.922121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098495
observed 488267b85b48956d792f15e9449a85f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.905770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098495/manifest.json
observed 8ce1d2c4373c4ce63a61a9b32fec2642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.889932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098495/publication.md
observed 0e9a5fd0a15f4933d85565cacdd3ffd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.873450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098495/publication.txt
observed eb92337009093d98e630f7ac1b3180e6...
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.