OpenTechnical

OT-2026-000065071

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000065071) never changes.

Identity and time

Publication numberOT-2026-000065071 · never reused
Internal UUID01a0ae8d-decb-7b34-bab3-f7a434125d2e · 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-2026-000065071
StatusPUBLIC

Content hashes

Canonical text175b338df17c7aae08d84593cedb109268d922815a8e698bc4ee6f6a4a063166
Markdownfbb20a0ba1930392eb36bf3211736de1373f2aab4fc88445485181a1db3b6258
PDF
Publication page3945b6cf529d72d397404c4ae99faff1d8b8884a7133e7f85b14de7d67db9977
Manifest4116753c0e1d9b737036fb6efa8c9d599423766267e785fc8d3b341280f800fd

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
SignatureW28/bPDPpUHI2diKmLnwa1HyegvDR9Ki++56sqrnq3j6TxzoLF29YkT36cJchj7nhNe0+yffD/A5dPJC6Po+Bg==
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

2026-09-17T10:36:03.141797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065071
observed 3945b6cf529d72d397404c4ae99faff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.123799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065071/manifest.json
observed 4116753c0e1d9b737036fb6efa8c9d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.106165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065071/publication.md
observed fbb20a0ba1930392eb36bf3211736de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.087365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065071/publication.txt
observed 175b338df17c7aae08d84593cedb1092...
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.