OpenTechnical

OT-2026-000094449

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094449) never changes.

Identity and time

Publication numberOT-2026-000094449 · never reused
Internal UUID01a0ae9e-f4e8-74d1-9bfc-54749661a91a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094449
StatusPUBLIC

Content hashes

Canonical textdefc5e839b1da0f5cc89378494a2204d1d4162eb7d0a0a212799b477fa53396f
Markdownbbdd379bc299e5a75e36cbdd4bebe1ef8eece4ea11fb5f8012d02a3c325c7b68
PDF
Publication page9d7680f703e970d8108d226c859eb2a93b58f507ed5838bdd00cc9190edd905a
Manifestaa5f8edcd8dc557b541e69b008236f5082ccaf884850dea80f6083c36550e5d4

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
SignatureiGGA8q59CONzVQJEMrNvsvzm6MEb6b0kLKqlFjvMSIgGoA9EG/MhJoPHoNc0/mMtrnu4t6sRP+K3uEbzApDvBQ==
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

2026-09-17T09:37:51.996178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094449
observed 9d7680f703e970d8108d226c859eb2a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.978182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094449/manifest.json
observed aa5f8edcd8dc557b541e69b008236f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.959019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094449/publication.md
observed bbdd379bc299e5a75e36cbdd4bebe1ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:51.939918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094449/publication.txt
observed defc5e839b1da0f5cc89378494a2204d...
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.