OpenTechnical

OT-2026-000088393

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088393) never changes.

Identity and time

Publication numberOT-2026-000088393 · never reused
Internal UUID01a0ae9b-5d27-7ffa-b430-01c8f64eccf2 · 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-2026-000088393
StatusPUBLIC

Content hashes

Canonical textbdce9330b97685a446618b1f897f5f03ec48220f818f98922abc7365654645fd
Markdown4bfefe5324495880ffe7ebdad19fcb127ba57fa2df7d929b0735e89cb0e0a27e
PDF
Publication pagede81051f9813c35736836aaba130c818d08c14c217343892315a3681983268ad
Manifest3bff7d9f1ffc8f9a66b594c1d777dae0db18112e70e36157fb4c18338dc4a63e

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
SignatureTCXE1azXnCLZiNYJwLpalXKHc6ijJ8fnlttX1b49evZwxViRaDol4ex+cmaqasUSPl88VgRLP8VWKFB9GA5HDA==
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

2026-09-17T09:48:45.157656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088393
observed de81051f9813c35736836aaba130c818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.141317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088393/manifest.json
observed 3bff7d9f1ffc8f9a66b594c1d777dae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.122766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088393/publication.md
observed 4bfefe5324495880ffe7ebdad19fcb12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.106216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088393/publication.txt
observed bdce9330b97685a446618b1f897f5f03...
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.