OpenTechnical

OT-2026-000009364

Publication integrity record

Single cup vacuum gripper, single stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000009364) never changes.

Identity and time

Publication numberOT-2026-000009364 · never reused
Internal UUID01a0ae6b-7561-701c-b355-31fa18b5a0a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009364
StatusPUBLIC

Content hashes

Canonical textc5aa8d6cbe8bc3093dd87e941f67d7f2b852ac48b053bd7a7b283edaa2a08bc9
Markdowna83f50295f4f2e78b4212b9cf16ac26b127bcd1e1f483966f558c1915614426e
PDF
Publication page2bb36000033039bba56f54ef67d86233a18d2e1089b153387aa3475790ed8e73
Manifest1b7cc59ec2dbd4b39b48eee9bc31993e2c637ed0baf12cf02b1283669739e11a

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
Signaturey8mhmigIjY7gBcLpM9dbrBFtJpdCI3F/tcs1EaDv07TqJ5uWmaKT6F/xZLgOdfBsFW3DdDC6dfmBPRXW2FrhBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:37.905039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009364
observed 2bb36000033039bba56f54ef67d86233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:37.883546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009364/manifest.json
observed 1b7cc59ec2dbd4b39b48eee9bc31993e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:37.863308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009364/publication.md
observed a83f50295f4f2e78b4212b9cf16ac26b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:37.845195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009364/publication.txt
observed c5aa8d6cbe8bc3093dd87e941f67d7f2...
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.