OpenTechnical

OT-2026-000053806

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented before 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-2026-000053806) never changes.

Identity and time

Publication numberOT-2026-000053806 · never reused
Internal UUID01a0ae85-735d-72fd-9733-d03b51081ea7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053806
StatusPUBLIC

Content hashes

Canonical text0709efa7dbec10164e76cc77442beeff63d39f8561c202342130d4aa95e23c43
Markdown6a836c3826f784d20bbe45fa28a09836cca5ed8af89d97b8e34160e7e2a7d67d
PDF
Publication pagec4fc08771cdf16494b65c5bdabac84de974e35d55198e87379320c39151cc478
Manifestca5d34c6c9bbd79c66f6c935bb993b0330fc6c7b0fc15c06cf3c626d282c839d

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
SignatureiMPD7mJc+eB0vrvVr6zJD8aZfHrhda9QmNYPOxLBzID6SO6hpGNHUEO5M8M0daSGWvywrC1pJoMOcg3a415rAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:31.712881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053806
observed c4fc08771cdf16494b65c5bdabac84de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.567628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053806/manifest.json
observed ca5d34c6c9bbd79c66f6c935bb993b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.549762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053806/publication.md
observed 6a836c3826f784d20bbe45fa28a09836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:31.531322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053806/publication.txt
observed 0709efa7dbec10164e76cc77442beeff...
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.