OpenTechnical

OT-2026-000058347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058347) never changes.

Identity and time

Publication numberOT-2026-000058347 · never reused
Internal UUID01a0ae88-f399-71a8-a63d-da0e656fd4cd · 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-2026-000058347
StatusPUBLIC

Content hashes

Canonical text50c62b1e73ce07e5a237e5c1fdbd23eb30f59083a992e6c1886da2136272c687
Markdown53a752f79581662bf8f285609b2cd911e9358d2ca07d44b3782422a3a5e3c05b
PDF
Publication page9011672165f5c833e58dbf5d00e6d849c59fceed29c90185286d5341dce80e05
Manifest8eed917313be2e2adf0e4a3b3810eecef9f52111b3323b04c4af8fe76776cd4c

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
SignaturellkJwj4yn3EFPzrtjSqJjkfOiGlujbQnHB97wC1/Llytdih+BGLVvad6C9Eoz7yERHVgj2zPCuzUVLvHcXDcBw==
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

2026-09-17T10:46:45.601490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058347
observed 9011672165f5c833e58dbf5d00e6d849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.583516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058347/manifest.json
observed 8eed917313be2e2adf0e4a3b3810eece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.566672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058347/publication.md
observed 53a752f79581662bf8f285609b2cd911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.548617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058347/publication.txt
observed 50c62b1e73ce07e5a237e5c1fdbd23eb...
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.