OpenTechnical

OT-2026-000010943

Publication integrity record

Single cup vacuum gripper, single stage ejector, sustained blow-off 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-2026-000010943) never changes.

Identity and time

Publication numberOT-2026-000010943 · never reused
Internal UUID01a0ae6c-540d-7699-8e67-8949a9e6388f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010943
StatusPUBLIC

Content hashes

Canonical textdc360b65fc90ad0b57617d1ab46357541c7061f7ca4aaee4fb4c931bcb472989
Markdown09320cf28b7dd6ca128f77554bee94b8288c57f4eb3ad1451494291da75d7c4c
PDF
Publication pagecee29c3fbbfd91e4e00bef3ca139385f5bf7dd853607c9f4d44f811df1852d29
Manifestb8694c373bf6d4eaab79a17389dc772559fff18592159db6dcc22824c33513d0

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
Signaturej1Ezx9NWGJxZ8xvPumgWIRO3+RFUBny9RpiwfCW080H3sPCn5aFmVVju31aqaq0zMwMPzSsgFHQmXNUkiCjjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:30.699693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010943
observed cee29c3fbbfd91e4e00bef3ca139385f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.678102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010943/manifest.json
observed b8694c373bf6d4eaab79a17389dc7725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.624191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010943/publication.md
observed 09320cf28b7dd6ca128f77554bee94b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.568637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010943/publication.txt
observed dc360b65fc90ad0b57617d1ab4635754...
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.