OpenTechnical

OT-2026-000099846

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000099846) never changes.

Identity and time

Publication numberOT-2026-000099846 · never reused
Internal UUID01a0aea3-1473-7c13-8d4f-27c75bb19df6 · 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-2026-000099846
StatusPUBLIC

Content hashes

Canonical text3ff058e2eea1a505a466c8b45f3aa7d626e3c1f4843fbc79f4bba56eec421c85
Markdowne61cc0dd7ef1a2ca32f2fe0df4717e3d080370cd8a5347e32b7108339612d7fd
PDF
Publication page84132fad8362be0f078c575d83059fae6fb638876e70d317dcf5a4b68b74dcf6
Manifest729d0bc8637d34df1d57bb500c68eb2e2ec75a1674f7435d32cb7a8464f16bc0

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
Signature41F00YoZMJfWbPBbd7rotpPLMBfQbhR7eUkNDzxMAn9U4vWyOo+nfnQ6KCgFxCNXV3DAhCQ2ddBgKSDM5Al+Bw==
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

2026-09-17T09:30:21.019540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846
observed 84132fad8362be0f078c575d83059fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.998287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/manifest.json
observed 729d0bc8637d34df1d57bb500c68eb2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.978175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/publication.md
observed e61cc0dd7ef1a2ca32f2fe0df4717e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.956809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/publication.txt
observed 3ff058e2eea1a505a466c8b45f3aa7d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.062932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846
observed 84132fad8362be0f078c575d83059fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.043407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/manifest.json
observed 729d0bc8637d34df1d57bb500c68eb2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.026938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/publication.md
observed e61cc0dd7ef1a2ca32f2fe0df4717e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.006531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099846/publication.txt
observed 3ff058e2eea1a505a466c8b45f3aa7d6...
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.