OpenTechnical

OT-2026-000023246

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000023246) never changes.

Identity and time

Publication numberOT-2026-000023246 · never reused
Internal UUID01a0ae70-7267-72bd-89af-ce7ce2e5f82a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023246
StatusPUBLIC

Content hashes

Canonical text6f44dce3f762b52d16f15c91bb279166575684e89ec7a8718777790352c24f2a
Markdown1776761492a31d9a1a9ec21383c6d03c1adda26c14d77c5568e18b38d1bc7914
PDF
Publication page0cc2dc1db765817fb899b0fc16e98d3e982e199d623762108d3820010902c248
Manifestabd805abf7f41d4e30d37dbe00fd6cf12c54fab33548dfacb87ccad4c50e9326

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
SignaturehOgWeWmslZm9HNzDUqt3fiIe4/+vjrtILbnID0jyV4Tpe5bDiNR0mklgys6Wjpqxa55rdHKGH1mhGWm6AehYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:51:18.719096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023246
observed 0cc2dc1db765817fb899b0fc16e98d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.692548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023246/manifest.json
observed abd805abf7f41d4e30d37dbe00fd6cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.674626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023246/publication.md
observed 1776761492a31d9a1a9ec21383c6d03c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.653510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023246/publication.txt
observed 6f44dce3f762b52d16f15c91bb279166...
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.