OpenTechnical

OT-2026-000101101

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000101101) never changes.

Identity and time

Publication numberOT-2026-000101101 · never reused
Internal UUID01a0aea3-c378-7421-8e34-88dd86dd98a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101101
StatusPUBLIC

Content hashes

Canonical text8a69def6dbbd73e3eae13fadbd1ef6f31d84790bf185d3147faa7b09aac95d2c
Markdown7973a521364f075a8b6b7d96a045aac243010aec9a89f8cea618d9ce07e93e23
PDF
Publication page022be5b0ba93c7e726fde0e18add301755bf201179b257066a7a291d668a953c
Manifest75a78cccb97704d60562fcafb7dfaa4d7d64237d0d99fffabbe929a7ac8acc89

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
SignatureleDDOVtmTAXjbelXoiWvfBpBixJM3mLVUan4UtW0j048M4nPg7fp7MKt0gfD2H1ep1PjQ3QXUzP2Pip3ZpVYAw==
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

2026-09-17T09:26:43.550708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101101
observed 022be5b0ba93c7e726fde0e18add3017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.533341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101101/manifest.json
observed 75a78cccb97704d60562fcafb7dfaa4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.516983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101101/publication.md
observed 7973a521364f075a8b6b7d96a045aac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.501315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101101/publication.txt
observed 8a69def6dbbd73e3eae13fadbd1ef6f3...
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.