OpenTechnical

OT-2026-000043426

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000043426) never changes.

Identity and time

Publication numberOT-2026-000043426 · never reused
Internal UUID01a0ae7b-327f-7a08-80aa-91dfe87c8de2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043426
StatusPUBLIC

Content hashes

Canonical textb79dfde143e3f9542a844ba97d549c3733c9ac5c67c628443b6bcd83de9e730c
Markdownebe00101fad86aa9b53755ff58cb9d235927aff622480dbc53cbd61d5ebc1232
PDF
Publication page37f8f9d4abc7d403a47ee9b990362376d6a10c4b9d3d572b2167d6702b1e0ba6
Manifesta0b5c38d0a91bbde2f7a0467e8d0cbcc170fd839449b88016a24567d56bd35bc

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
Signatureu3Q8ucmtt54IximNUDCklHHainvcFaUiZj7TFz4ux+9JstTzbUXxNw6Rqyp4HqiLratUM9GMwuWRvq4dBqyABA==
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

2026-09-17T11:13:58.217881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043426
observed 37f8f9d4abc7d403a47ee9b990362376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.195500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043426/manifest.json
observed a0b5c38d0a91bbde2f7a0467e8d0cbcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.174455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043426/publication.md
observed ebe00101fad86aa9b53755ff58cb9d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.156040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043426/publication.txt
observed b79dfde143e3f9542a844ba97d549c37...
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.