OpenTechnical

OT-2026-000075213

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000075213) never changes.

Identity and time

Publication numberOT-2026-000075213 · never reused
Internal UUID01a0ae93-f200-7567-b4f7-9fd70aacfba7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075213
StatusPUBLIC

Content hashes

Canonical textfe49f944d705e723e36095516f0b9059160f53100c715b1a71eabdaf2a41afe2
Markdown5c628051aace89eb0a87563a762fc5376a1bf6af901008a50d998561000fb9c5
PDF
Publication page8bd4686517fcd2d2b865d7dd7afbf934352a0cc5c1631514f32b8099d82feeaf
Manifest3f86ad2bb54834c0ea5a28f99e759b4c0cf17c20bd16bdea85f27723eaf69a33

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
SignatureaRGvgopJlk/VQDc12AvPr/WdI34CDu6hUwTdptXCSUgeQSQ2BRK5EO8g7VkwZNWGf3fwv+qZAwZ+5k/AV2FBCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:28.959845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213
observed 8bd4686517fcd2d2b865d7dd7afbf934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.939539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/manifest.json
observed 3f86ad2bb54834c0ea5a28f99e759b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.920879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/publication.md
observed 5c628051aace89eb0a87563a762fc537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.900719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/publication.txt
observed fe49f944d705e723e36095516f0b9059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:43.039600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213
observed 8bd4686517fcd2d2b865d7dd7afbf934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:43.022134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/manifest.json
observed 3f86ad2bb54834c0ea5a28f99e759b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:43.004870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/publication.md
observed 5c628051aace89eb0a87563a762fc537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.986293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075213/publication.txt
observed fe49f944d705e723e36095516f0b9059...
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.