OpenTechnical

OT-2026-000101356

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three 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-2026-000101356) never changes.

Identity and time

Publication numberOT-2026-000101356 · never reused
Internal UUID01a0aea3-c379-7ee3-b352-57b30dbc3351 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101356
StatusPUBLIC

Content hashes

Canonical text261482e3d81f6907d5b3ea6b167134a72fdefa4f4f5d17ad4a53498346322d5c
Markdown34c046e19bc418b882fd54bb612a6429a29c090f335938cb0efcf78497772981
PDF
Publication page5129c07210e5ff7227e2be0e6cf9feead56b85796246c766bc4652dea775fdf3
Manifest1ba1bea549e65d691c116d4cd4961c3742b26697f7099e96aa00083089919b21

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
Signature+hPXd46R2WoprfWU9GEozTDsQvg+duBOVTRpy5VY8ZmpRnFgXyxae08bkOt11jWhlZeN14l3m0SqRMTF1YSVDQ==
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

2026-09-17T09:27:04.300954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101356
observed 5129c07210e5ff7227e2be0e6cf9feea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:04.284975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101356/manifest.json
observed 1ba1bea549e65d691c116d4cd4961c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:04.267647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101356/publication.md
observed 34c046e19bc418b882fd54bb612a6429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:04.250362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101356/publication.txt
observed 261482e3d81f6907d5b3ea6b167134a7...
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.