OpenTechnical

OT-2026-000058588

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000058588) never changes.

Identity and time

Publication numberOT-2026-000058588 · never reused
Internal UUID01a0ae88-f39c-7dd9-84ba-a16ebaa1e3b1 · 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-2026-000058588
StatusPUBLIC

Content hashes

Canonical textdb146747029dd5236b64c02a12d221f67012c3c12da52ecd227690133bb4a5ea
Markdown9556cc8d20eab2e9bde198e29810ccb04b9e5992600c0b20ef99e882c1ced2f2
PDF
Publication paged45da1c55847d97d761c6f32b9b3e9fe1e6040d544ed15cd2c5c1527a2993257
Manifest8232902cfe881adce472b54b9de4491e22b2971afacf14cc157332ecc8d8c678

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
SignatureWt9i+q3t5Rn1pwsriBLYk1zwNQjJL831s8tgFLFCc88/ZLnyKI0oYhvf6fhhZhN/nty4xXKTbyVz198GHqzEAw==
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

2026-09-17T10:47:05.015163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058588
observed d45da1c55847d97d761c6f32b9b3e9fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.995615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058588/manifest.json
observed 8232902cfe881adce472b54b9de4491e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.977794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058588/publication.md
observed 9556cc8d20eab2e9bde198e29810ccb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.958703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058588/publication.txt
observed db146747029dd5236b64c02a12d221f6...
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.