OpenTechnical

OT-2026-000065035

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065035) never changes.

Identity and time

Publication numberOT-2026-000065035 · never reused
Internal UUID01a0ae8d-dec5-7068-b7b9-f18860609b20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065035
StatusPUBLIC

Content hashes

Canonical texte19c29ec78915b54f319e1feaa7a8d5c721bea0fe733caa34e16786d2df7c091
Markdown4072c75543afeb378f79d3074d0bac40bddf66b0b73fcf3676be53eddd5bd882
PDF
Publication page39a20ce0c13966a48ab359d912965d2f51ab82d2f8c7283046f336c2c2d87356
Manifest655a03888600d9c1224beec6e4a7ed159295a1ce5b288ff15f47e551c8c1c9be

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
SignaturezST4Vd0b0134H9ie5wLSzkfDzVPsl415JVGb+TmFuy1Hy+yXlEvFc0Ns4BbE2MxMSKL2JaUIymR8xV79ZB/mDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:00.361803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065035
observed 39a20ce0c13966a48ab359d912965d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.344469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065035/manifest.json
observed 655a03888600d9c1224beec6e4a7ed15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.324903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065035/publication.md
observed 4072c75543afeb378f79d3074d0bac40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:00.306520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065035/publication.txt
observed e19c29ec78915b54f319e1feaa7a8d5c...
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.