OpenTechnical

OT-2026-000058695

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000058695) never changes.

Identity and time

Publication numberOT-2026-000058695 · never reused
Internal UUID01a0ae88-f39d-7684-8492-e60a4536449b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058695
StatusPUBLIC

Content hashes

Canonical textdfa87adb0e523057723cc26fe5cb4ca0da12d773342a75aa3271882ede6ee352
Markdown2975886f111ea8b63616471ef652162658bd262a14ec4c8b72042d6232d2aa42
PDF
Publication page5720cc502aad2263ecf35a5e9286ce2dc19f1f129834cc598f3f70dbb7e7386b
Manifest3a642605f3bffe23ac6bb5f0e058448104b5a028290c2f4bd6441c04bd425e33

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
SignatureW2X5e5O5eUe/OfNUqEN/EiGljfDSJVDYbOmR9IZ9yENH4UdATZid9P36eOpKyLe9UVAJb/5AwYrsoLzzfZveDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:13.120322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058695
observed 5720cc502aad2263ecf35a5e9286ce2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.100921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058695/manifest.json
observed 3a642605f3bffe23ac6bb5f0e0584481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.082369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058695/publication.md
observed 2975886f111ea8b63616471ef6521626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.064169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058695/publication.txt
observed dfa87adb0e523057723cc26fe5cb4ca0...
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.