OpenTechnical

OT-2026-000086369

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000086369) never changes.

Identity and time

Publication numberOT-2026-000086369 · never reused
Internal UUID01a0ae9a-2c96-7ea7-8673-0cd43caa84a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086369
StatusPUBLIC

Content hashes

Canonical text604f7bbcbc0a414015cc6205d7e109cbf35f8908df9e91e67d240cfede2abd41
Markdown25e23529c069b23144a1f7c1ac46223956d8bd113a0e02eec93907fd30e40ce6
PDF
Publication pagec4d8a679ba9aa458da2f72e3ced3a6c059c08291ff79ceb4c3d627fef85c97bd
Manifest21f04f99d628548850d0c4b32367ee8a530fc67212add0efe96d0a28fe566c12

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
Signaturebua8Ul8l9zfeTJvj8imshheK6L5bwN+/wIZYCJa5FEYCQMo9GbGQMP2GUJUbANLL2rGEbM+RArf0+ItE0ULSCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:03.659475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086369
observed c4d8a679ba9aa458da2f72e3ced3a6c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.643642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086369/manifest.json
observed 21f04f99d628548850d0c4b32367ee8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.626677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086369/publication.md
observed 25e23529c069b23144a1f7c1ac462239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:03.609917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086369/publication.txt
observed 604f7bbcbc0a414015cc6205d7e109cb...
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.