OpenTechnical

OT-2026-000012576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000012576) never changes.

Identity and time

Publication numberOT-2026-000012576 · never reused
Internal UUID01a0ae6d-39f7-7f8a-99c4-ad0c1d08a135 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012576
StatusPUBLIC

Content hashes

Canonical textc259013efa62d8939fe8d3bfa6759fa2a0e4400438e2f6a08f8a6bd78b26ac4f
Markdownc5dba6b5ef7a10869ad4bcd02d4a084a9df7cc4e21e2af0b0d12c4454ffa5b5b
PDF
Publication page48302da7dc7329f3ee333b03624e69380eb2ec00b25a74b89326c8d26571e30f
Manifest60d96e9b84b116d7f5e845bb111e4db07a13dcad4db9941c24b6dce96feb80e3

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
SignatureRc/flAnH1HJGqocxxJRhoGvyzMofXC6GICYxou3QrOrpq16ahlk2bV2p9p2TFarvKFMeoqLW2bnRVnoyEu4gDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:07.724424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012576
observed 48302da7dc7329f3ee333b03624e6938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:07.705051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012576/manifest.json
observed 60d96e9b84b116d7f5e845bb111e4db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:07.683459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012576/publication.md
observed c5dba6b5ef7a10869ad4bcd02d4a084a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:07.664573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012576/publication.txt
observed c259013efa62d8939fe8d3bfa6759fa2...
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.