OpenTechnical

OT-2026-000083943

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, sustained 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-2026-000083943) never changes.

Identity and time

Publication numberOT-2026-000083943 · never reused
Internal UUID01a0ae98-0418-7598-89a2-9778c9f6242f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083943
StatusPUBLIC

Content hashes

Canonical text1a84756ee7bfe83cecc1cd9f67222fbd95d7849ebe3e9820f2b382f46c8097b5
Markdown27e79043cc4f3c283db7fdfee30d9580cd4dc0578b27426ff8a0f0b07ef153cc
PDF
Publication page416fc51c75a271632f6d50393497b0b7f430c4f222fe5c868c81152d25ee99db
Manifestf84ec7253664da3abac2b87102b613e41113e718bed0a8e3e6e6f8924a114646

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
Signatureqw7w5mF3hjxpX6eBbOeGOWi438FQLUCI0r4m3G5TQEF3cUP8j8cB0KUK6VKqmH8YaTbB02y/oisBKZsYu5uDDQ==
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

2026-09-17T10:00:26.724868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943
observed 416fc51c75a271632f6d50393497b0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.700415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/manifest.json
observed f84ec7253664da3abac2b87102b613e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.679395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/publication.md
observed 27e79043cc4f3c283db7fdfee30d9580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.650766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/publication.txt
observed 1a84756ee7bfe83cecc1cd9f67222fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.485846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943
observed 416fc51c75a271632f6d50393497b0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.469204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/manifest.json
observed f84ec7253664da3abac2b87102b613e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.450132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/publication.md
observed 27e79043cc4f3c283db7fdfee30d9580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.434434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083943/publication.txt
observed 1a84756ee7bfe83cecc1cd9f67222fbd...
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.