OpenTechnical

OT-2026-000088297

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088297) never changes.

Identity and time

Publication numberOT-2026-000088297 · never reused
Internal UUID01a0ae9b-5d26-7c64-803f-732d90bedf7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088297
StatusPUBLIC

Content hashes

Canonical textc3405aea8b649ad2ebf606b4bc5ad482f2479b5bcad616d4bf4c0362e296516d
Markdown44e59612a64e30c6f3e4a45dba274c70ed6ac10108e8cf1f4bf5599329e9ab2f
PDF
Publication page9434f652666318561c41dcc9d8675cb71708e4551a3a480667a715fa1573e1cf
Manifest4a3242380c59d87bdcb5d39e91e7eb220d7c7c08515801e5be29f86bdca02f82

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
SignatureyxkOeuoWQPYqKPw3h1g/+SBckpXsA8USo8Gg9l7CTVhKDs8D5AHAXJcWNwvpuyXdbpitQEtMdTcJfAt80GBtDQ==
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

2026-09-17T09:48:37.729348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088297
observed 9434f652666318561c41dcc9d8675cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:37.710609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088297/manifest.json
observed 4a3242380c59d87bdcb5d39e91e7eb22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:37.693364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088297/publication.md
observed 44e59612a64e30c6f3e4a45dba274c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:37.674224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088297/publication.txt
observed c3405aea8b649ad2ebf606b4bc5ad482...
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.