OpenTechnical

OT-2026-000010087

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, vented 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-2026-000010087) never changes.

Identity and time

Publication numberOT-2026-000010087 · never reused
Internal UUID01a0ae6b-cb7a-7a04-928e-133b7dd98982 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010087
StatusPUBLIC

Content hashes

Canonical text2b223d4599a59a253fc62cbc3ef9ea48cf3f50a7bc322bf78cb9b78cd001298b
Markdown75d8e389c7cd73689dcc0c33c3eb5d39f95b36d10477aa635d792de80c14c14c
PDF
Publication pagefde27e863b8c62c41fcb8eb2f7a36358c947be851cd9b93af06d5a10e22ab0a1
Manifest1e21f54176d7f32271b8369653b96012815e4331ea4f8f8d03ddf0a4b512e6fb

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
Signaturek0UJg5VNqlbqZpFZDHUtZgMgnkAvxga2cywhZns5GnuaB4xFs6K6A3XkcmkGaEyY0T7YYul9YmNs97sLvoSwBA==
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

2026-09-17T12:16:10.270429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010087
observed fde27e863b8c62c41fcb8eb2f7a36358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.251410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010087/manifest.json
observed 1e21f54176d7f32271b8369653b96012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.230094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010087/publication.md
observed 75d8e389c7cd73689dcc0c33c3eb5d39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.210337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010087/publication.txt
observed 2b223d4599a59a253fc62cbc3ef9ea48...
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.