OpenTechnical

OT-2026-000100892

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000100892) never changes.

Identity and time

Publication numberOT-2026-000100892 · never reused
Internal UUID01a0aea3-c376-7a24-8a7c-7d355fc7f743 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100892
StatusPUBLIC

Content hashes

Canonical text0db0319ba05a267c5ca7f0180691ac90acb76762d87fe0896ba5bfe7c946da56
Markdowna7d8ccd4001c08ad341d6a3f4aee766a13906232afac864d87be2b6403e4a07b
PDF
Publication pagef03650455b4abbcb9a9698d39ae70d233c58a09d12f425666973d45ea8125cc2
Manifest8a6dd912342e1c98e1000fe2cb730dd581739ccc93845f48d2d684aa14681f51

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
Signature7J9KQ56+DdQjeqDaHK9AEL67p8iSKH1Ckx785wUas7ycA7OWmU1yujQ5To61/oBQgSrnWU4+6eDEJ9jC0UcVDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:23.050510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100892
observed f03650455b4abbcb9a9698d39ae70d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.035342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100892/manifest.json
observed 8a6dd912342e1c98e1000fe2cb730dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.018734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100892/publication.md
observed a7d8ccd4001c08ad341d6a3f4aee766a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.002499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100892/publication.txt
observed 0db0319ba05a267c5ca7f0180691ac90...
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.