OpenTechnical

OT-2026-000089363

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000089363) never changes.

Identity and time

Publication numberOT-2026-000089363 · never reused
Internal UUID01a0ae9b-db01-7fbb-89fd-cfdcf18418ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089363
StatusPUBLIC

Content hashes

Canonical textb784a5176a007418abdeee0c6ab3e750a3c01d9d1da83d43fd7a67bc3b254efe
Markdowne718c2489b73d53c0f172bdd29df0389d4537bdc3561390c82d51061f1cf838a
PDF
Publication page4213e5e8b926219095ab8b5ffb6c2b987902b0b1026e9e8bdefbc42ddf5cd69a
Manifest13f6df769c9cd43d638428c282055ceda350cc06b583247bcd5d5955bcbd723f

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
SignatureL6ninzGEp02NAS2aKlkvDk+vHRhvM1Xbcv1eTwr46b1JBVOlW1HGAu2YH87cpsXCJyiHC+LMuSGy3EIE8fP1DQ==
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

2026-09-17T09:47:29.855006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089363
observed 4213e5e8b926219095ab8b5ffb6c2b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.834046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089363/manifest.json
observed 13f6df769c9cd43d638428c282055ced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.816669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089363/publication.md
observed e718c2489b73d53c0f172bdd29df0389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.797995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089363/publication.txt
observed b784a5176a007418abdeee0c6ab3e750...
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.