OpenTechnical

OT-2026-000017724

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017724) never changes.

Identity and time

Publication numberOT-2026-000017724 · never reused
Internal UUID01a0ae6e-96fa-7a59-86c8-053e922a5b61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017724
StatusPUBLIC

Content hashes

Canonical textfaff379f4ff239a962ff3e86c3e851173b40e891ab80a1103c55026b10ac58b3
Markdown77b235474c4c0c57800c7cc498cef18b7037f3898d670f85338a3d1b81c07103
PDF
Publication paged8a21d7c87d0d87e3f1b8894ead2af9fd092fc9606fbf98553b84c682c7385ea
Manifestf4e53641c5b621be036c288b880986f4409f479c42b234373e089305343b14f2

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
SignaturemZ9TAYM/4xarXpMf57Gl5wOvcJZ5H2sCGUACtOGgROfXS/pQTRegfwuzFXiEFoFFyAjgicT1gboxqza0g8HHBQ==
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

2026-09-17T12:01:40.531228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017724
observed d8a21d7c87d0d87e3f1b8894ead2af9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.515122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017724/manifest.json
observed f4e53641c5b621be036c288b880986f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.498499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017724/publication.md
observed 77b235474c4c0c57800c7cc498cef18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.482110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017724/publication.txt
observed faff379f4ff239a962ff3e86c3e85117...
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.