OpenTechnical

OT-2026-000022211

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000022211) never changes.

Identity and time

Publication numberOT-2026-000022211 · never reused
Internal UUID01a0ae6f-f4fc-70ba-862f-60ce8cd3898e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022211
StatusPUBLIC

Content hashes

Canonical text4c3cf36491d95006b34ca387e102c0851532f5a03161a6824aaac5b9b675c932
Markdown6da156724376c611b8ebd721f145dcc21d73e7bfddfd544edf1d8b7153b3de75
PDF
Publication pagefb2a4e6ea2f9ac51f37c9e4c43d9a1a638add9f21c646339a62e29efd8343a37
Manifeste04591f1e884d1a338be12bfff45d00e884389ce02a983f81b9809c8efd9c358

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
SignatureP1t9/9kGYxM3xd4HOotw0lCT4+2y7rTUm9nyHRusxJvp4MfHpv5vhpGzl1Cu8TtIcqtHiiV+U0KFPIo4SddBAw==
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

2026-09-17T11:52:53.884497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022211
observed fb2a4e6ea2f9ac51f37c9e4c43d9a1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.865773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022211/manifest.json
observed e04591f1e884d1a338be12bfff45d00e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.845946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022211/publication.md
observed 6da156724376c611b8ebd721f145dcc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.827363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022211/publication.txt
observed 4c3cf36491d95006b34ca387e102c085...
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.