OpenTechnical

OT-2026-000051374

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000051374) never changes.

Identity and time

Publication numberOT-2026-000051374 · never reused
Internal UUID01a0ae83-2741-7595-8ccc-105346f475e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051374
StatusPUBLIC

Content hashes

Canonical textbf67032f228d1b3d41cf040a60332d55809f6e3ff1515e8e4a66b7a9d6c4763b
Markdowne472b756760ecaccff06135bb46b68bd14f7568b9369e8f7c2e1d81ceac51a07
PDF
Publication pageb7cb5671ad13ec0bc3cf9211035ae14cca98a41225ebfd2c3eeca7a7a360c663
Manifest434ace040e0bdb2f4d528d2406db6fa5faf283a85686875064733e388481fe63

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
Signatureb/ej7kghLOmtRwkSPn6mhArIC6XcHEH5N4cAMmW1cxVEHYL6J5KrmeH7Xwgw4PpkeMwJp7TLWUIyNxcPqpeiAw==
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

2026-09-17T10:59:16.047520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051374
observed b7cb5671ad13ec0bc3cf9211035ae14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.028342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051374/manifest.json
observed 434ace040e0bdb2f4d528d2406db6fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.007931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051374/publication.md
observed e472b756760ecaccff06135bb46b68bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.988275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051374/publication.txt
observed bf67032f228d1b3d41cf040a60332d55...
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.