OpenTechnical

OT-2026-000051426

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000051426) never changes.

Identity and time

Publication numberOT-2026-000051426 · never reused
Internal UUID01a0ae83-7c7f-7f08-85f4-49a4f139d4d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051426
StatusPUBLIC

Content hashes

Canonical text8f79f521d37c3b8db1c94cd60916f4311b6838d507f04e275aae08e11af26b23
Markdown896f2b8f767b6e7b8add75fb894b7e8ca36c5de84e0c0a7aecc7552711326d47
PDF
Publication page183c398ceb96ec561ba71ff1cdf242faadebe1546ebca983b690c2cf36f7d485
Manifest623567be416ab3d4f328dc0920125afda32c2575ae9e1b1fff75313980c8c8c0

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
SignaturekbEH/FHvfjLRcqd/ahgAQ4XCVKIuph0ZH9ubmq3xkgP6A567LGrUDNNK65oUBskOiLYDPjQSZ4bM7f7yjGQoAg==
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

2026-09-17T10:58:08.697910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051426
observed 183c398ceb96ec561ba71ff1cdf242fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.678903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051426/manifest.json
observed 623567be416ab3d4f328dc0920125afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.660901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051426/publication.md
observed 896f2b8f767b6e7b8add75fb894b7e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.642227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051426/publication.txt
observed 8f79f521d37c3b8db1c94cd60916f431...
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.