OpenTechnical

OT-2026-000101293

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000101293) never changes.

Identity and time

Publication numberOT-2026-000101293 · never reused
Internal UUID01a0aea3-c379-756c-823c-f1684464179d · 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-2026-000101293
StatusPUBLIC

Content hashes

Canonical textd76592978ed7dbee2b70cbfcf6c33732ac61f5922fe0f8e88bff7123d01a0386
Markdownabf3f0a5cbe738e5cea8b2d4ad8cfab5cc054da8fb46c404170e86289e146303
PDF
Publication page06c9446e2d84aaa36483550a9dd18b6e64542d342280c371ace8522a1828fccb
Manifeste6b47591a5f6028cff92119ccfec5ffff6051d4c348f8ee6b1ec033501bf731b

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
SignatureH1MOoXV3MXybt7en6fywMSwfwheAFSZIpKWW0rD5EhYcZtk/3iloHRvL2NvJGdbOCd6+C10dLIMLKi4/rNOADA==
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

2026-09-17T09:26:58.564008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101293
observed 06c9446e2d84aaa36483550a9dd18b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.546192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101293/manifest.json
observed e6b47591a5f6028cff92119ccfec5fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.527772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101293/publication.md
observed abf3f0a5cbe738e5cea8b2d4ad8cfab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.510418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101293/publication.txt
observed d76592978ed7dbee2b70cbfcf6c33732...
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.