OpenTechnical

OT-2026-000051555

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000051555) never changes.

Identity and time

Publication numberOT-2026-000051555 · never reused
Internal UUID01a0ae83-7c81-7e0d-846b-1527c78a5f11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051555
StatusPUBLIC

Content hashes

Canonical texted8327b492e0432dbd85e472d22995be3a7a46018f48071593139fcb39559a67
Markdown33b8f8976f711167e3ee5fdb23ab2fac03c2befd40c3cde12f203c0df528ddfa
PDF
Publication pagea5114663eab13ad46c56b41b8f042303ae4def3d83c7a878bbf41280999b16e1
Manifest65948f73a4110628b9d2824d056d2302dbeb2e4bfc1133212673df02a5e60126

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
Signaturexn2UD/nOHqBFWpGLNrkcdaKe5xzTPHwwitJ9dgC0TOqAkhtfwzFBB/seDKYu02knDmkWVyZ2/eks0N63l941AQ==
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

2026-09-17T10:58:23.391483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051555
observed a5114663eab13ad46c56b41b8f042303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.372273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051555/manifest.json
observed 65948f73a4110628b9d2824d056d2302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.351905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051555/publication.md
observed 33b8f8976f711167e3ee5fdb23ab2fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:23.333093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051555/publication.txt
observed ed8327b492e0432dbd85e472d22995be...
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.