OpenTechnical

OT-2026-000101508

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000101508) never changes.

Identity and time

Publication numberOT-2026-000101508 · never reused
Internal UUID01a0aea4-0e14-7af4-967e-a4a998097b19 · 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-2026-000101508
StatusPUBLIC

Content hashes

Canonical textbd05ac4eaff11f3069bbb0a9df3501647994e02a354cd279501940c239c14cc5
Markdown6a90beb0988c754d58cc0d5ae656dd16a8d85e37c7e029ea5d94fd51a0298736
PDF
Publication page51f48991c96ea199a0638119c20c08db1768c8714b51833f910a70329de92df7
Manifestec9f01f1becff0039c22cce541cb6151d3daf467c86dacdbb65e50af3b5eb0ca

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
SignatureRlo7J+uLGGwQwCipOCUyL/5ZrJPonDbnVAbp/ovrsM+3d92KhXZEKxEC6gh4SN8CaC1FQRTWv1s/O2NGGujCDQ==
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

2026-09-17T09:26:06.530389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101508
observed 51f48991c96ea199a0638119c20c08db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.509863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101508/manifest.json
observed ec9f01f1becff0039c22cce541cb6151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.489622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101508/publication.md
observed 6a90beb0988c754d58cc0d5ae656dd16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.468963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101508/publication.txt
observed bd05ac4eaff11f3069bbb0a9df350164...
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.