OpenTechnical

OT-2026-000055007

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000055007) never changes.

Identity and time

Publication numberOT-2026-000055007 · never reused
Internal UUID01a0ae86-5e80-78f2-b555-29deaf574fbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055007
StatusPUBLIC

Content hashes

Canonical text98ad227700810ad77be901888e1e3b0ff310649173eef2a534233714adf4a4ce
Markdown6716d87405ae7a3ca79042fc3fc644c4b1b1d34508155563cd6684d3cabeabac
PDF
Publication page1c1f384e02a1f1a90d8107fac96932dfc7049bbe06c22071c973e0660d596e1c
Manifest2743bfcba5d245ef0d71f3a4dac976b09312b6cf1a3f90e4bc4584fb9c887efe

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
SignaturenNPbdcQ7iTA7ow+1KeqkNcZD8qw+FInu/z3y6lxI/bsrlxqoNEew/pKjEEcjhBd06nC0Eb8HZNcIbJg9EfKiBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:08.262858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055007
observed 1c1f384e02a1f1a90d8107fac96932df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.245748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055007/manifest.json
observed 2743bfcba5d245ef0d71f3a4dac976b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.228414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055007/publication.md
observed 6716d87405ae7a3ca79042fc3fc644c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.210610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055007/publication.txt
observed 98ad227700810ad77be901888e1e3b0f...
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.