OpenTechnical

OT-2026-000099948

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000099948) never changes.

Identity and time

Publication numberOT-2026-000099948 · never reused
Internal UUID01a0aea3-1473-75f4-88ba-bb29fd63cc42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099948
StatusPUBLIC

Content hashes

Canonical text25169897112654bd04ff06fdfcb3257a87ed676fc823414a7e88144c43575c74
Markdown415908a07e12791ad9d1bdb7d0b1c1a54a90cde10404fb45d619c8ee953712a0
PDF
Publication page3d55c2c357983b75426eb2d1817fac47eb3047b5777670f07391b567ae658fed
Manifestf563b6959718af5d186bfbed19a639923a469b682e37402749261a4526dc8868

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
SignatureUiQ6oVH0Ao7ITAlJELyNSCS6K3zTzoG6Ztf4rPfYYe/wysJag/J7jbaKCMBcOZJhgDCcRKU/o8iiVuWT1SKEBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:36.000070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948
observed 3d55c2c357983b75426eb2d1817fac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.980924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/manifest.json
observed f563b6959718af5d186bfbed19a63992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.958295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/publication.md
observed 415908a07e12791ad9d1bdb7d0b1c1a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.938573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/publication.txt
observed 25169897112654bd04ff06fdfcb3257a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.543896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948
observed 3d55c2c357983b75426eb2d1817fac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.526057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/manifest.json
observed f563b6959718af5d186bfbed19a63992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.508634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/publication.md
observed 415908a07e12791ad9d1bdb7d0b1c1a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.491637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099948/publication.txt
observed 25169897112654bd04ff06fdfcb3257a...
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.