OpenTechnical

OT-2026-000101128

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two 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-2026-000101128) never changes.

Identity and time

Publication numberOT-2026-000101128 · never reused
Internal UUID01a0aea3-c378-7331-86a0-b6aa20d143d3 · 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-2026-000101128
StatusPUBLIC

Content hashes

Canonical textff8311170dbb13540e2b9e6a4e407ca264c9bd1a64c38f20f05ae6c3984d1a8b
Markdownbc0d832a6b72dd6a463870cd855a5a3ad25f2aae24df8804e70f7aec85078a19
PDF
Publication page5b4db596af2e1dc641073b06503f8ef62ed3120fad99f203c6a0a1b7d8a8b75d
Manifest95905efd436f8d2134700a89064a06fe6dfb16519e909e8cbe14b74521c3a19c

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
Signaturei9fO/LcaREpAS3nOgPNCG+bLzPgmjUW+dXgfXcHPZxPkokD6+ZdtX5jezoftF+H8ZZ2lSVoda85IuAWOF53JDw==
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

2026-09-17T09:26:45.475508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101128
observed 5b4db596af2e1dc641073b06503f8ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.458598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101128/manifest.json
observed 95905efd436f8d2134700a89064a06fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.442390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101128/publication.md
observed bc0d832a6b72dd6a463870cd855a5a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.424185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101128/publication.txt
observed ff8311170dbb13540e2b9e6a4e407ca2...
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.