OpenTechnical

OT-2026-000095511

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000095511) never changes.

Identity and time

Publication numberOT-2026-000095511 · never reused
Internal UUID01a0ae9f-8f74-77de-86ba-a518a785cc37 · 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-2026-000095511
StatusPUBLIC

Content hashes

Canonical text99d70a78e018b16177f08917e88e21b22d5646ad7ea46ed88ee97a645ad6990d
Markdown2fa587bc86b88f0a966f205d16cad53e9e594a84bad3c1fea720fac7460c3816
PDF
Publication pageb7a78241cdf08a7f3c72d08a37d7fd941d272bfcf9812ae2dff5c6fed3aad026
Manifest07533ba9a46853b58c6a7a108d09165412154440ec25f886a3345b7948724b4e

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
SignatureT+PIYb0jUhg29K6ruhg6cIQo2QLA71NlzVaxXoCRBwX0GkNzmbL40SJFDXutZoPk61O50J9Lj/+ZMH7NWHlFAA==
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

2026-09-17T09:36:55.140733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095511
observed b7a78241cdf08a7f3c72d08a37d7fd94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.123623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095511/manifest.json
observed 07533ba9a46853b58c6a7a108d091654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.104883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095511/publication.md
observed 2fa587bc86b88f0a966f205d16cad53e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:55.086237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095511/publication.txt
observed 99d70a78e018b16177f08917e88e21b2...
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.