OpenTechnical

OT-2026-000099947

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-2026-000099947) never changes.

Identity and time

Publication numberOT-2026-000099947 · never reused
Internal UUID01a0aea3-1473-79a8-af50-2f4a8e47ba02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099947
StatusPUBLIC

Content hashes

Canonical texteecfadaa1869a616ba52bf79d32a105df718b992024edeaf5a67fe6ef9502bac
Markdown7fd4d63987faccd9c4d4cc087d27a89b1b85686e30dc359e4782b39ae2ce49ce
PDF
Publication page2b84d18ce7efdb6c7e731ee2737d576c13b0a1e69e2c193e3803c507151bdc7e
Manifest4b07f3ac50b3204c734ab7fa919f464efd2d7c286b40c80124007d01c5659c05

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
SignaturegmErPRfHGe1qg7BTfKuk2TxMg3mOgKOcrBjCpmzvlqzuHhKVLnfagjBEIutVHzPYv4NGVIlUorXmkVJbIUd1CA==
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

2026-09-17T09:30:35.917250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947
observed 2b84d18ce7efdb6c7e731ee2737d576c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.897894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/manifest.json
observed 4b07f3ac50b3204c734ab7fa919f464e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.878413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/publication.md
observed 7fd4d63987faccd9c4d4cc087d27a89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.860248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/publication.txt
observed eecfadaa1869a616ba52bf79d32a105d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.472183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947
observed 2b84d18ce7efdb6c7e731ee2737d576c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.453388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/manifest.json
observed 4b07f3ac50b3204c734ab7fa919f464e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.435106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/publication.md
observed 7fd4d63987faccd9c4d4cc087d27a89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.417956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099947/publication.txt
observed eecfadaa1869a616ba52bf79d32a105d...
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.