OpenTechnical

OT-2026-000037850

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000037850) never changes.

Identity and time

Publication numberOT-2026-000037850 · never reused
Internal UUID01a0ae77-f889-7f95-a03d-92283ce25c1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037850
StatusPUBLIC

Content hashes

Canonical text33348e99e39b63e6c7000cef67d7cae15d66f345624b09f04a4f4aa17f5a18ed
Markdown96671efca23c9746979f5caae140eb137b018239a58ef14a99b2b1a9b28eac0f
PDF
Publication pagebd22e0939ed4ad547e163646b9a05174851b69701f6dc62b9929a65112621478
Manifest48d3577e610ef02565fa8512d26bc9666325dc7dfa4edd0a895693ab82a1b1dc

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
Signaturedk1dQAQXFctLn9LmZCCL3mZSCBruhsmPnru+kjgkHIrsUL1qZh4MJpG8TRVsCMXkLouI0UY/bHyI2eFSL7ZqDQ==
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

2026-09-17T11:23:06.433219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037850
observed bd22e0939ed4ad547e163646b9a05174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.417330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037850/manifest.json
observed 48d3577e610ef02565fa8512d26bc966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.400681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037850/publication.md
observed 96671efca23c9746979f5caae140eb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:06.382446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037850/publication.txt
observed 33348e99e39b63e6c7000cef67d7cae1...
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.