OpenTechnical

OT-2026-000101444

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000101444) never changes.

Identity and time

Publication numberOT-2026-000101444 · never reused
Internal UUID01a0aea4-0e14-72d0-a24e-a04c869fe45f · 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-2026-000101444
StatusPUBLIC

Content hashes

Canonical texta73a50567eb93055e86dbaed56108e8d6f17e4921385ce14c6033136d3b9ac1a
Markdownb3dab56b421ed8f0090ad35fd5be200de84ab7e16ea0849b8a66d005b456e718
PDF
Publication page0c793aa37808717b5b554c0b6435fe73f00cfee8c4643d01e83e831e561fd0dc
Manifest61ce341bceb15625ea2abd161a17dcae13f4cf04824a229f4316f944b1476482

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
Signature4cRxtxUMLQeY5a37tauWIEFQADNVzRa+aTmtkRFtLAzUVA7yg1HHisGE/snKziWkXmbSskNj69NMk7WG3daxBg==
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

2026-09-17T09:26:00.431609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101444
observed 0c793aa37808717b5b554c0b6435fe73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.411127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101444/manifest.json
observed 61ce341bceb15625ea2abd161a17dcae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.391391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101444/publication.md
observed b3dab56b421ed8f0090ad35fd5be200d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.369913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101444/publication.txt
observed a73a50567eb93055e86dbaed56108e8d...
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.