OpenTechnical

OT-2026-000007032

Publication integrity record

Vacuum cup gripper, three zone face, pump fed, 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-2026-000007032) never changes.

Identity and time

Publication numberOT-2026-000007032 · never reused
Internal UUID01a0a970-3702-7c26-9f37-6cdc1a32e86f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:58:18.876516Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007032
StatusPUBLIC

Content hashes

Canonical text04dcb629db24a468de4de7afecbf636e70e5bf60ab400e2c3c888bae3d547be2
Markdown0503c20a5bebe3044424a3b375a6ac904604bf77c06227fe5edb42a6ee776044
PDF
Publication page4d7ec2b68521378b7c7f586f6f5a3514bf73394cbf76ca841a069c6041944b3d
Manifeste87c4c37be397fc2867645cc3fb4942a44ce13eb056ddc9b004c007b032c5ee6

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
SignatureZijLFgYPos0Jh5t8mvGiSNdD+gNksceyIU0VHSRWbe48bTHX+J0lyMyf1b7eyhbSfFoDZmJpdevngIgdQfQpCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:09.698677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007032
observed 4d7ec2b68521378b7c7f586f6f5a3514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.684587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007032/manifest.json
observed e87c4c37be397fc2867645cc3fb4942a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.671120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007032/publication.md
observed 0503c20a5bebe3044424a3b375a6ac90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.657397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007032/publication.txt
observed 04dcb629db24a468de4de7afecbf636e...
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.