OpenTechnical

OT-2026-000027730

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000027730) never changes.

Identity and time

Publication numberOT-2026-000027730 · never reused
Internal UUID01a0ae72-699a-74cd-b886-367df4cbcfcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027730
StatusPUBLIC

Content hashes

Canonical textdc25fad82152b8321f7a29362c1ecde9e62e9b47209de9916a6a4db941210066
Markdownbe624bc83c5dbd4d00048c6872985414de73d979c744cb57dbabd2296e9d610a
PDF
Publication page7d0e992cda90e9a534e85a4b7746f5256fd82bdd78ed965da3c3efd9f872ce02
Manifest09746b47100e53af775ccecc5c5d94740ef222d2c85eb465ca6428902df471a8

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
SignaturePDSEpCVlidjy+f9Cf9npFWKzi1SDU4AVJI9H4V3R9m4FXvbCn8Ap24/L2moRLNl0wM8XuanJj71gxDyN9GwGBA==
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

2026-09-17T11:43:17.247476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027730
observed 7d0e992cda90e9a534e85a4b7746f525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.228560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027730/manifest.json
observed 09746b47100e53af775ccecc5c5d9474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.210811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027730/publication.md
observed be624bc83c5dbd4d00048c6872985414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.192478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027730/publication.txt
observed dc25fad82152b8321f7a29362c1ecde9...
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.