OpenTechnical

OT-2026-000057713

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000057713) never changes.

Identity and time

Publication numberOT-2026-000057713 · never reused
Internal UUID01a0ae88-2695-76c3-9500-28141cbe2962 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057713
StatusPUBLIC

Content hashes

Canonical textae29a7217bfab558f14b60227409a287faeaf97fea789578ee256ac9b8bdafc5
Markdown6de1723ddc37e25cb055f1011b25d1fcef1fac0522fc264cc2864f517147a02d
PDF
Publication page65a1a2f1d86e2e8b76fd03bd28f1ffacc34c33756b7b603308d09763adc6106b
Manifesta1a9886cdd3ba372a45051bf28b029025c30117619fcb834d187cb00951289b7

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
Signature2UJxWxyGFr5rX6h9Q61OppGqgk5r/Lof7XH+kSCtCykMcmm7qmxkyu7voCIdUaXjTLs6jAcT9eJPei7786roBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:22.907794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057713
observed 65a1a2f1d86e2e8b76fd03bd28f1ffac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.890497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057713/manifest.json
observed a1a9886cdd3ba372a45051bf28b02902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.873815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057713/publication.md
observed 6de1723ddc37e25cb055f1011b25d1fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.856549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057713/publication.txt
observed ae29a7217bfab558f14b60227409a287...
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.