OpenTechnical

OT-2026-000064574

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000064574) never changes.

Identity and time

Publication numberOT-2026-000064574 · never reused
Internal UUID01a0ae8d-a462-7ace-8379-8d87923a645d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064574
StatusPUBLIC

Content hashes

Canonical textce2985e6366074557d445890a7a1a4eea4f69d8aa78b369316df5d787abae1bc
Markdown6be876f450ed520aeb27626e2f6869f85a27995d7a4799ea3d58dd1b67944679
PDF
Publication pagec4406e94a14757f80dae66485e373c690450f920a5bec6395f1fe8fbaf37787a
Manifestdf1ed07a8976ef29f9a6eb4e91ff11791ba1256b7c4ca35169f146f460bc0151

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
SignaturebbqLZ34DBNPVzQcLZt87v71Dl3qTH4VCARKxsw7A1hSQRAlNY1lsrjTl9pHaGUFpGCUC7R5lhCoA+BRpo0zVCA==
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

2026-09-17T10:36:48.202204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064574
observed c4406e94a14757f80dae66485e373c69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.186727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064574/manifest.json
observed df1ed07a8976ef29f9a6eb4e91ff1179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.169180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064574/publication.md
observed 6be876f450ed520aeb27626e2f6869f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.151599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064574/publication.txt
observed ce2985e6366074557d445890a7a1a4ee...
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.