OpenTechnical

OT-2026-000095050

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000095050) never changes.

Identity and time

Publication numberOT-2026-000095050 · never reused
Internal UUID01a0ae9f-2df0-7b4e-899d-821f6177c241 · 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-2026-000095050
StatusPUBLIC

Content hashes

Canonical textb229cd8ca53318d51551887a77945783b1ff5ae8b7316ef45818b53ed4d4a0fa
Markdown21e26ac85cd0a6c81128ab94eea6b0bafc50a68cf9413f596a87f60d8e164fa2
PDF
Publication page84f3cdeeb5881fecb5922dc120e0dd15b3ffb0f36c4f353fdcb688c7d85a1f48
Manifest5434bdd9f0bb57d52290cdffd8e343095a2e978e876ee9ac5242162cd3a3b752

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
SignatureLGJuq5I1RfNzoOra8r9Whxa+b1JDJYGRcfIFQ89PR6jwQAFa38KlU0EvB0rFbr9+YXS6tgLOA+neLoGcvI9dCA==
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

2026-09-17T09:37:36.902256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095050
observed 84f3cdeeb5881fecb5922dc120e0dd15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.885969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095050/manifest.json
observed 5434bdd9f0bb57d52290cdffd8e34309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.868738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095050/publication.md
observed 21e26ac85cd0a6c81128ab94eea6b0ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:36.850539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095050/publication.txt
observed b229cd8ca53318d51551887a77945783...
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.