OpenTechnical

OT-2026-000095249

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000095249) never changes.

Identity and time

Publication numberOT-2026-000095249 · never reused
Internal UUID01a0ae9f-8f70-7685-ab0a-11d14a4e78a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095249
StatusPUBLIC

Content hashes

Canonical text9801f7f86828ade16ef7448b3a4157ce4ac2bdf4e0e348a74b7a2c715688cef9
Markdown57edfa1ec29c612cce87c8632bcb8b0e9588469c6f144bf068c840513955078b
PDF
Publication page77ae4afdd433710378a5d382b7c2a2974d57d8c1371291ffac133be552e3b154
Manifest530e03a1911a1eb27bc04fac67e5e66868f975f931d6aeec3997df262d5e9dcb

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
SignaturebpVOBP3BeH2vWEYpdeA1H8CPuIB4sxO1YgUAkNNZx1zQ2jCv1lBIaA8etyVY+OYWpvU+iDETS9GQw+qbvhNZDg==
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

2026-09-17T09:36:34.545163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095249
observed 77ae4afdd433710378a5d382b7c2a297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.527586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095249/manifest.json
observed 530e03a1911a1eb27bc04fac67e5e668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.512287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095249/publication.md
observed 57edfa1ec29c612cce87c8632bcb8b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.495135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095249/publication.txt
observed 9801f7f86828ade16ef7448b3a4157ce...
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.