OpenTechnical

OT-2026-000067218

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after set-down

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-2026-000067218) never changes.

Identity and time

Publication numberOT-2026-000067218 · never reused
Internal UUID01a0ae8f-1500-7e2d-8d11-505486b9f54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067218
StatusPUBLIC

Content hashes

Canonical text570692036e078f15d76c5662c614cdd8341433aa920a2496a6e8af42f22e9c2f
Markdown24b96fac75c45dc497d9e5488e29ac76e3d47165fb1b4a5c6ffac84ba5c9ce83
PDF
Publication page10ce34e0dfe21bfd50e44269204f170d3b23ce6dc703d3c59ed4ca32dae562e7
Manifesteb127dd7160e3b6d7944b7b350b7063b282f7d2a8eb4f2e4ea46f359c101425b

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
Signaturezx4or7zZLZgkCKxtfPF+OcLthhnLT+0Z5bOoqdGnXhebHg5p2VJu6MRvH6kuC9QgqycYjufxDxMywJ3U2V52Cg==
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

2026-09-17T10:32:30.521537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067218
observed 10ce34e0dfe21bfd50e44269204f170d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.504768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067218/manifest.json
observed eb127dd7160e3b6d7944b7b350b7063b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.487480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067218/publication.md
observed 24b96fac75c45dc497d9e5488e29ac76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.470236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067218/publication.txt
observed 570692036e078f15d76c5662c614cdd8...
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.