OpenTechnical

OT-2026-000032491

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000032491) never changes.

Identity and time

Publication numberOT-2026-000032491 · never reused
Internal UUID01a0ae75-106f-712c-88b4-c024c6aaa107 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032491
StatusPUBLIC

Content hashes

Canonical textb090db90af0faba79c822d3285ac1ca86a20dd81a1cf98fdb08f053b0a9c2123
Markdownfb45bd2f2c3a7910ebff2a916a4d70c015c57b2177a7bf82c7cba43c40becb9b
PDF
Publication pageb38fcfe0e1d29f8eec6c3f70ea7815e8c28a031bb17711a0dd28e12f58663912
Manifesta7b0a12e3547b33c2afdcf28550b6651a776b63bb3a6143a28fb6a49a1f6afe9

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
SignatureATfH2+2YVOIl9IkrCZKNvrSLIVXcqV7k70fCo8Q8tK8zRAJ6tYAEk3v6KGLX1hci6Lp2Cr88moFLPK36UkoeCw==
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

2026-09-17T11:33:55.781811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032491
observed b38fcfe0e1d29f8eec6c3f70ea7815e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.762210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032491/manifest.json
observed a7b0a12e3547b33c2afdcf28550b6651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.744458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032491/publication.md
observed fb45bd2f2c3a7910ebff2a916a4d70c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.726691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032491/publication.txt
observed b090db90af0faba79c822d3285ac1ca8...
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.