OpenTechnical

OT-2026-000101520

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000101520) never changes.

Identity and time

Publication numberOT-2026-000101520 · never reused
Internal UUID01a0aea4-0e15-7959-b866-ef8f2748f5ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101520
StatusPUBLIC

Content hashes

Canonical text7a96928acdf9fc029122fef5e021fd193adc25552eb4616f2bf49d0df33d9774
Markdown0322afb340e2195c612130fd248c0d446968315413933a3dcf9b1fe48e898b47
PDF
Publication page1dd95eef2eface3d22bc2ad4db3bb5f05d896d388751cff936f4859e53ca674f
Manifest84d960ea3126521a3bd7cf54bfc2b37cbaa95ea5a704ecd12f31a273864b7800

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
Signature7K7z7UGh+hjRNAIgZsi5SRozl2NtISdCk8MFRo0SeSTwbnoTwICMIaCECu10SXp5UYAJFOD3AKHxGbafRx4RDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:02.752635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101520
observed 1dd95eef2eface3d22bc2ad4db3bb5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.735002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101520/manifest.json
observed 84d960ea3126521a3bd7cf54bfc2b37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.716953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101520/publication.md
observed 0322afb340e2195c612130fd248c0d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.699412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101520/publication.txt
observed 7a96928acdf9fc029122fef5e021fd19...
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.