OpenTechnical

OT-2026-000099399

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000099399) never changes.

Identity and time

Publication numberOT-2026-000099399 · never reused
Internal UUID01a0aea2-c973-7915-94eb-dca96fb40335 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099399
StatusPUBLIC

Content hashes

Canonical texte44c851d1e88857723cfc1cec985422a0d763b0a023a48d80214503a35dfbaab
Markdown23d899773c70d176facd444d7b37370534a3e67a89f06eeae576faf0d28ca1c3
PDF
Publication page9b5473c354a56abad47f42d5abbcb6fd4c60dc0b86035080be7cb25a72e15e8c
Manifest83d9901f6a2e0971b543be1e6756b21bcf3def747c44b95a5fefca4bc5ea3866

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
SignaturectzgTPYaDegwZjnuke9/Tf8soAfZ7ZdwGwkkBl44k+jRbsMWe58Z2XUZAo1X6vcViCSmk/4k5gHoJp4liPyUBw==
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

2026-09-17T09:29:09.869760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099399
observed 9b5473c354a56abad47f42d5abbcb6fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.851489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099399/manifest.json
observed 83d9901f6a2e0971b543be1e6756b21b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.833390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099399/publication.md
observed 23d899773c70d176facd444d7b373705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.815484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099399/publication.txt
observed e44c851d1e88857723cfc1cec985422a...
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.