OpenTechnical

OT-2026-000023360

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed 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-2026-000023360) never changes.

Identity and time

Publication numberOT-2026-000023360 · never reused
Internal UUID01a0ae70-7268-729b-8f42-770948f3a712 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023360
StatusPUBLIC

Content hashes

Canonical textc37bad213ade69fa91fa68a0ce037110aedabc8559437dcbdcdc9cd11ea8346d
Markdown41b7ec5a9bf2ee755755c2ff391bd1b040d005f533e98df25151098746fa6a23
PDF
Publication page8c4511a0a78f7b4935d275387e32dc22aa0d2f4504154050c212e26d229793c2
Manifest898ea5ac30305dd4bd7ee3ced6bdaa14bce25967b64d5acf3f6788b4218273e7

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
Signature0bGrxj7B403IL3yenUiRxngdpCwTRxAfDbAMjhcxNWcHpJMUFc1VHAOmmGGadlOAWSKZaqYGUm7tivsfb9y2Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:51:27.405316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023360
observed 8c4511a0a78f7b4935d275387e32dc22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.385385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023360/manifest.json
observed 898ea5ac30305dd4bd7ee3ced6bdaa14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.367260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023360/publication.md
observed 41b7ec5a9bf2ee755755c2ff391bd1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.347239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023360/publication.txt
observed c37bad213ade69fa91fa68a0ce037110...
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.