OpenTechnical

OT-2026-000094953

Publication integrity record

Two cup vacuum gripper, two 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-2026-000094953) never changes.

Identity and time

Publication numberOT-2026-000094953 · never reused
Internal UUID01a0ae9f-2def-7a40-bbff-9667526f8f7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094953
StatusPUBLIC

Content hashes

Canonical textb9c0831ced420cf8a890dd3f1e1b9d51a307af0648d5389bfba9d1c4a1def3f7
Markdown570089b1fc07b0d46d7b67c6c19d941e10c661364ebf30fe94c4aa1dfa1fcefe
PDF
Publication page0a7c9a27210809dacd885b0e3af872efb344d7e72987388e5ee90ffae72744f2
Manifestd51637d4996c25ba982e141c66473ec9c3bc02ac50185b4ba4870803cb214645

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
SignatureKG76MDTh9dpT9EY6+RBf4DllHWJWVLCUs0i79K28MpqzyWNKyVQj+hgPJsFgXvM5+Ve6gsbztg/UMhifi7WYCQ==
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

2026-09-17T09:37:29.455694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094953
observed 0a7c9a27210809dacd885b0e3af872ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.437575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094953/manifest.json
observed d51637d4996c25ba982e141c66473ec9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.419298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094953/publication.md
observed 570089b1fc07b0d46d7b67c6c19d941e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.400667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094953/publication.txt
observed b9c0831ced420cf8a890dd3f1e1b9d51...
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.