OpenTechnical

OT-2026-000063605

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000063605) never changes.

Identity and time

Publication numberOT-2026-000063605 · never reused
Internal UUID01a0ae8c-f945-7af6-a4f6-e4b9362cda3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063605
StatusPUBLIC

Content hashes

Canonical textde741b6a893d5eebe71edf9d82f32b10a7097e0bd2880e44ff65739c4e839e3d
Markdowncee1093bd148ccf470e8dda3ad9f2c70eb38902107319d842990676f23b6fc9c
PDF
Publication pagee79583397b1a379db576959cd06691ba7ed10b8ca4f1303d1a64a2dc19534585
Manifest3b56f9761dd21e4962f479fedd9eac0c822c58e8c0695999340bc1b9cbbc0ab8

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
SignatureJ8/E1T09hajENwsqjvulkd+kjXMD1FBNrmf2axRFs0UHtw5drms3H9O7rfwsxpmGoEGvbnDiB++YZ0/vmWdFDw==
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

2026-09-17T10:37:37.649446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063605
observed e79583397b1a379db576959cd06691ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.629520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063605/manifest.json
observed 3b56f9761dd21e4962f479fedd9eac0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.609649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063605/publication.md
observed cee1093bd148ccf470e8dda3ad9f2c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.590643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063605/publication.txt
observed de741b6a893d5eebe71edf9d82f32b10...
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.