OpenTechnical

OT-2026-000067919

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000067919) never changes.

Identity and time

Publication numberOT-2026-000067919 · never reused
Internal UUID01a0ae8f-c4fc-71d0-a6ee-bccaa00a5197 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067919
StatusPUBLIC

Content hashes

Canonical text276438a420630180621c885d8b8216949eda3f907122e7f61d6a4071c76e900b
Markdownc757a56dc4529ab027555470e1e21eac5eaa9411ed4bd1fdf4698d69adc8c238
PDF
Publication paged93da9ce2cdb925a0627cef86c75cc14ed8cb77cbdb277375f674fc823dfeee5
Manifest9f35af7057f59b27145ec5f79a9d593c8c4efda682619d514f5b43a45acd9e0c

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
Signature9y0zaUoECDjE1r6L6V3EGryNKxPo3izqaNYV0b4KroV5D/cKHJT+3BarUOX4S3Y3mlpMZw48yw5JhcVeLI4kBw==
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

2026-09-17T10:30:19.580505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067919
observed d93da9ce2cdb925a0627cef86c75cc14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.561528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067919/manifest.json
observed 9f35af7057f59b27145ec5f79a9d593c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.541611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067919/publication.md
observed c757a56dc4529ab027555470e1e21eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.521814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067919/publication.txt
observed 276438a420630180621c885d8b821694...
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.