OpenTechnical

OT-2026-000098432

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098432) never changes.

Identity and time

Publication numberOT-2026-000098432 · never reused
Internal UUID01a0aea1-e965-7412-8ecd-c3a0a437b85e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098432
StatusPUBLIC

Content hashes

Canonical texteefd823d3486563596dd4defb035985af698c66e9b3375c372c05481d30b69f0
Markdowna864b9d54a5f880125da4011686940f5221f1141aa328199658019e988c7cc2b
PDF
Publication page558e8983ae185afbb9ed4b441e96a978edb6f8f251123319292db7044b26f80c
Manifest668fb0a784d37c7790116179ee54521bb91dbe546311050d69a2384bd901c177

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
Signature8mOVq+VfHBttQCk/BEqCrTnmTYXBMDEmitkGC072o/5sWYKzuj9ic9Awux+XIEOPnb0GpX7xVcb26MePKIkDCA==
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

2026-09-17T09:32:17.234784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098432
observed 558e8983ae185afbb9ed4b441e96a978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.219439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098432/manifest.json
observed 668fb0a784d37c7790116179ee54521b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.202330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098432/publication.md
observed a864b9d54a5f880125da4011686940f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.186206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098432/publication.txt
observed eefd823d3486563596dd4defb035985a...
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.