OpenTechnical

OT-2026-000101776

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000101776) never changes.

Identity and time

Publication numberOT-2026-000101776 · never reused
Internal UUID01a0aea4-0e17-7e9a-b27f-a5b81460bf71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101776
StatusPUBLIC

Content hashes

Canonical text85fe40c078cd67a44fd6051cd4c4c88b68b313e130a834ab71fd1081dd711f34
Markdowne1a46ee10e5ff5818f691e9809354fd4d39103370b62dba66358355ec1deae4f
PDF
Publication paged53ca7c050a040eaa2aec40a8ba0ffb0c6d895c31e9df01d0a1693ec1ef82ad5
Manifest35072a25ec1c76e2eb4890a648f6414563d07203e082e6eaab34014b10d80586

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
SignatureB2ctl0OR3R8PoVFt2PKyp1fFBTQVQctHfhxJ9pWp5MoI3PpesbMDF1n1C44VD47JG6kGDtyCMD1eP0mAQC2mAg==
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

2026-09-17T09:26:16.220697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101776
observed d53ca7c050a040eaa2aec40a8ba0ffb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.200734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101776/manifest.json
observed 35072a25ec1c76e2eb4890a648f64145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.180808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101776/publication.md
observed e1a46ee10e5ff5818f691e9809354fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.162965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101776/publication.txt
observed 85fe40c078cd67a44fd6051cd4c4c88b...
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.