OpenTechnical

OT-2026-000037729

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000037729) never changes.

Identity and time

Publication numberOT-2026-000037729 · never reused
Internal UUID01a0ae77-b8d0-7ab7-8117-f38b35abf354 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037729
StatusPUBLIC

Content hashes

Canonical text27a99d7b90ca9cd572841e72b099b178d5899e70783cea99dbeb598fed255051
Markdownedc58f80c37f951040fbebec8142f457ae9f0337fd20a49c3217a4cfbaf03c66
PDF
Publication page671e997c27492559462650b23d69a68d61cdb83ac49eeaec421a15379804eb7a
Manifest73dcd88d36a9aa45eb461c8b1ab05671fd05c9c5c1a6aab2cd3e445f8033819f

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
Signatureasf3c+G73i9J/5jXrpmgJbBQiAF5adbeExOKu+HQg7qL374N7KGY44UVcIV2hCUk4H7YgIrQban+SMtiu1siDw==
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

2026-09-17T11:24:19.690099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037729
observed 671e997c27492559462650b23d69a68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.675295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037729/manifest.json
observed 73dcd88d36a9aa45eb461c8b1ab05671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.658641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037729/publication.md
observed edc58f80c37f951040fbebec8142f457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:19.643859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037729/publication.txt
observed 27a99d7b90ca9cd572841e72b099b178...
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.