OpenTechnical

OT-2026-000010170

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed 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-2026-000010170) never changes.

Identity and time

Publication numberOT-2026-000010170 · never reused
Internal UUID01a0ae6b-cb7a-74b0-ab95-a19db48a9c54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010170
StatusPUBLIC

Content hashes

Canonical text0b8f71bcbc4e096f6c7e62f7473aba2f1dc80acde5bf9d15a13880c9381c0204
Markdown5e4a218268669b076db3885da3b64ff9a28139ff09fc817c655cc5c63045bf2f
PDF
Publication page5649b4e238c9696f2e34f6f8c3072087f41ccd99e593334bb8223e6b1dc4bd4b
Manifest366966aa30530b1ce9ad5bfae10c5c2596f2fd50f949eb5598889b636b78fa8e

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
Signatureejjo3VQMFCLi3ld9ohsgA2zPv9vzjQ+FEKRv/MAgKgi0fc/QUQ//LNNnh4uPsHlokrbzb/pwBRsflLkiOpRaDA==
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

2026-09-17T12:16:16.839582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010170
observed 5649b4e238c9696f2e34f6f8c3072087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.821658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010170/manifest.json
observed 366966aa30530b1ce9ad5bfae10c5c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.803050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010170/publication.md
observed 5e4a218268669b076db3885da3b64ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.785036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010170/publication.txt
observed 0b8f71bcbc4e096f6c7e62f7473aba2f...
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.