OpenTechnical

OT-2026-000033902

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000033902) never changes.

Identity and time

Publication numberOT-2026-000033902 · never reused
Internal UUID01a0ae75-a392-7e27-814a-81a729c07b55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033902
StatusPUBLIC

Content hashes

Canonical textda2a89cfbdad0ee7641eb0dce17e376f5531173b1a29904c340b20c449c96b1d
Markdown6923d2ad64aeee2400da2c3c3db054710ae48ae9399be871f128c72f4d9e6b2a
PDF
Publication page55b31fd2ee72adaa306731f41334ed75826cacda12fa6a8e8f277eeb86b2360e
Manifest49d51b71f33b840d4c725f2fb327800e86d0c2fddd250d598d4e57552a8f28d1

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
SignatureexsVCxGsEXz4IcuuiaWZFeMtJUQhEspE7SVKFINrtuH0sUkqOqBaRgWtHHIQPD0iBD30j/aAnTaDNbMCHdESBQ==
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

2026-09-17T11:31:58.783468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033902
observed 55b31fd2ee72adaa306731f41334ed75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.762408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033902/manifest.json
observed 49d51b71f33b840d4c725f2fb327800e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.742640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033902/publication.md
observed 6923d2ad64aeee2400da2c3c3db05471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:58.725182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033902/publication.txt
observed da2a89cfbdad0ee7641eb0dce17e376f...
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.