OpenTechnical

OT-2026-000092899

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000092899) never changes.

Identity and time

Publication numberOT-2026-000092899 · never reused
Internal UUID01a0ae9e-090e-7f85-af0e-832661cb7712 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092899
StatusPUBLIC

Content hashes

Canonical text8acaccae7fb2504059c0cc31b18ce153b2550e438a47d5e6a1e8cc9b67bddbac
Markdownfc78c22be434d5d6225f67bfe044b920316fbb482ca849590d03e4482dd586e9
PDF
Publication page4df34f8aefa9cab6e1c66bf9a35245e037761735024db043a39e771a37e97dd5
Manifest8ee0e3cba5d27123193f65168ea60c7c4b2fc986976b47c8627d7d5a055f8d50

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
SignaturekVmlboZXjeIKz+sDToGNMpQirhxyPCCXXv34jcFOiLbNYL0EfvXFmNtNKv4X40UeQjLs9Fp9gdJ5hFI6m4TdCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:00.729889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092899
observed 4df34f8aefa9cab6e1c66bf9a35245e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.709999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092899/manifest.json
observed 8ee0e3cba5d27123193f65168ea60c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.693429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092899/publication.md
observed fc78c22be434d5d6225f67bfe044b920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.676375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092899/publication.txt
observed 8acaccae7fb2504059c0cc31b18ce153...
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.