OpenTechnical

OT-2026-000045566

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000045566) never changes.

Identity and time

Publication numberOT-2026-000045566 · never reused
Internal UUID01a0ae7d-8f02-7ad5-8d61-7cbbc06de152 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045566
StatusPUBLIC

Content hashes

Canonical text677fe2c56cc4001c05f7a80c3ed07fb853be1e02b87ee889479777651f108463
Markdownf54bb6a1adc3b5f6210732223a165f178c7e1d2df06a86a2eaba2a8dce7e96f8
PDF
Publication page596522bf7500eab598983729e9a4e761d4494660e73b4e7f0059a2eac25ee477
Manifest1eab5bb41a289835bd99921d5696642af3c97d7e3f63165b40520ffe7d96268a

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
SignatureZN3pTE6Ilp9UXw9ijhGosB7ev7O49jejWY4cRLhTj9bsmolMWWf62WaMCBdXgxhnPjBKgmv6QelpEAVUpCG9BQ==
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

2026-09-17T11:09:19.539815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045566
observed 596522bf7500eab598983729e9a4e761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.521270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045566/manifest.json
observed 1eab5bb41a289835bd99921d5696642a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.501522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045566/publication.md
observed f54bb6a1adc3b5f6210732223a165f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.484149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045566/publication.txt
observed 677fe2c56cc4001c05f7a80c3ed07fb8...
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.