OpenTechnical

OT-2026-000102501

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102501) never changes.

Identity and time

Publication numberOT-2026-000102501 · never reused
Internal UUID01a0aea4-858a-7a41-9932-efe7e31ed037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102501
StatusPUBLIC

Content hashes

Canonical text0e5385b49971b2408737f72052345ac662fa52bd2bc3e5659036d012f7e858ee
Markdown319cb1f218498a30d9741949633a099c6e098d6d69c11962333c2c03883ac8de
PDF
Publication pagebe6453e7638f5d853a77d852ef6a2d8abef7357e2873694d18d497c3c61017f7
Manifesteac922e29377e22cb65162e75674317573a10102d0aeb6d3e93fbc4415789787

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
SignatureF8h6vsShgjDi4gV0CDgAW1JmSp266M+fwIdXhMwGeNtYz2rG15DWA4pBl4TXWoLp75mOib4K9UIzFa4z4oykDw==
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

2026-09-17T09:23:51.456006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102501
observed be6453e7638f5d853a77d852ef6a2d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.436736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102501/manifest.json
observed eac922e29377e22cb65162e756743175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.417784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102501/publication.md
observed 319cb1f218498a30d9741949633a099c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.399160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102501/publication.txt
observed 0e5385b49971b2408737f72052345ac6...
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.