OpenTechnical

OT-2026-000016135

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000016135) never changes.

Identity and time

Publication numberOT-2026-000016135 · never reused
Internal UUID01a0ae6e-2d10-7956-aca6-0c29c139b2c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016135
StatusPUBLIC

Content hashes

Canonical text862aa38ed0a793d1e561440508f41273a0cb32d4f2a4c455aebe8351f3300ca9
Markdown737419fc51de0ac37d4b84d73a3fa5031d1e7a01e9dd4af6572f10d26be32f09
PDF
Publication paged83f82a0210021aee12f0e5daba598bd8685195ba17f9a68e31a7b1063a04e08
Manifest712d1ae51b53be4b299c9f60c47a0e52f8e351ae996bc7c3ceb9646f4f026204

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
Signaturet9sxalU/FKLPD1AbMHFHrfzspPpR140FRcgErcfM+ohIJNFX9+Oy8kmQeL0JBjVtkuUTNiAvU29VXoaUKeONCg==
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

2026-09-17T12:03:34.265707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016135
observed d83f82a0210021aee12f0e5daba598bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.243919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016135/manifest.json
observed 712d1ae51b53be4b299c9f60c47a0e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.221604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016135/publication.md
observed 737419fc51de0ac37d4b84d73a3fa503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.202043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016135/publication.txt
observed 862aa38ed0a793d1e561440508f41273...
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.