OpenTechnical

OT-2026-000078651

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000078651) never changes.

Identity and time

Publication numberOT-2026-000078651 · never reused
Internal UUID01a0ae95-7c2a-79dc-996b-072d50d4fcc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078651
StatusPUBLIC

Content hashes

Canonical textd745daaf4a5aefa06376e1169e806274c231d175fa0d8da30a7b1805156c7eb1
Markdown431a750bf673c5f755f27701f9818a3fe2e021a18dfeb5fbcfda854f620745d7
PDF
Publication page507e00620880b367eda42612760cb37e3064d9f1efd33f99eebd3e25dabeb09b
Manifestdb6cf6519ebf804a096c4b683f0646a29b1942d64fb4483430a5a5108a412329

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
Signature0MwPyCvqabnvUqVlzvg61dqH/10miVK92v8yf/cMjDpgdwFgj+B2G8IrxxYhblECAAwyXPTYOMnzd1bnQUJXCw==
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

2026-09-17T10:06:41.867975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078651
observed 507e00620880b367eda42612760cb37e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.847845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078651/manifest.json
observed db6cf6519ebf804a096c4b683f0646a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.826491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078651/publication.md
observed 431a750bf673c5f755f27701f9818a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:41.807395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078651/publication.txt
observed d745daaf4a5aefa06376e1169e806274...
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.