OpenTechnical

OT-2026-000051868

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000051868) never changes.

Identity and time

Publication numberOT-2026-000051868 · never reused
Internal UUID01a0ae83-7c84-74cc-8cb4-3cd8e016e6fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051868
StatusPUBLIC

Content hashes

Canonical textffe93f676c47a3f84300e26e6047ea82b98fc0aabb1881e1eb4b48d1a7cc7352
Markdownb875209fbcb9812ef1f840ac2487ead8bf2bac49c22ec57d92103826bff4e35c
PDF
Publication pagedb03012d5cbe14c5b3a0621fba5db9937cb37f981fdca36c8555a5f083a85eda
Manifestf69b609118b0e6c84749bf257b7c540e43545e60162322037c13674a3e1ecde1

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
SignatureDy1M1BSZEYt71xnRtvSC6wB7n2W9t/ntOMdWuLHYIcUt/E0XRzxOMOlH6s+oQFX1Ra5PF4riGkXHduWygXEiAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:48.217592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051868
observed db03012d5cbe14c5b3a0621fba5db993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.199140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051868/manifest.json
observed f69b609118b0e6c84749bf257b7c540e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.180818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051868/publication.md
observed b875209fbcb9812ef1f840ac2487ead8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.161940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051868/publication.txt
observed ffe93f676c47a3f84300e26e6047ea82...
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.