OpenTechnical

OT-2026-000071909

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000071909) never changes.

Identity and time

Publication numberOT-2026-000071909 · never reused
Internal UUID01a0ae92-47c0-71f5-b3ea-49333a6c1eeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071909
StatusPUBLIC

Content hashes

Canonical text4ec4e14483ab892788ddcf8c646595e40ecc390b03b981bf303c37ee0b055b9f
Markdown129290296b160d98e0d274460f097e297fe3e98e5e3fd7f1a52a106e502d062c
PDF
Publication page7168b0ef29541add9c563e90f762622759217448bf11d00356b502a97edfb2b8
Manifest54bd875def455400f26ebebabf323c4df405e0d376ea1bb9d2dcf7f69ca31f5e

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
SignaturehTr4voZ08C54n6dBq23SX7waC3hws32jdaujP6rwMDhYnozMlvMJT+//S0JE3pmqyb36GqCvCW2a7N9FP9GoBw==
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

2026-09-17T10:22:56.089625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071909
observed 7168b0ef29541add9c563e90f7626227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.072114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071909/manifest.json
observed 54bd875def455400f26ebebabf323c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.055001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071909/publication.md
observed 129290296b160d98e0d274460f097e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.038235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071909/publication.txt
observed 4ec4e14483ab892788ddcf8c646595e4...
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.