OpenTechnical

OT-2026-000098520

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098520) never changes.

Identity and time

Publication numberOT-2026-000098520 · never reused
Internal UUID01a0aea1-e966-76e3-81e2-007105c40124 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098520
StatusPUBLIC

Content hashes

Canonical textbcab7776e85f80f3b42dbea7bc76a71e6235b943cc0afae2717783f4e1ed4b56
Markdown94cd24199c2de8555eab9947a5b1e1ddc9801aa2c593f2eb1437ee7bec1d2fdd
PDF
Publication page280bb2ae4032d958d04d64347eeeacfe0a9c5663fa1da8e0ce86518406154d7e
Manifest16a63af9dfbc9f8853671db86066dfc05cafd6d23bfb69cf382e04b3b7d89a42

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
SignatureNf83pA0h2Cm66F/3QJyVgxtmMEOHH5Bb7XdEY+0AwzkVBNyBa6CEOLvct7m83k9c8aNVp5s6aay91P00ks4aCA==
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

2026-09-17T09:32:23.749430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098520
observed 280bb2ae4032d958d04d64347eeeacfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.732595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098520/manifest.json
observed 16a63af9dfbc9f8853671db86066dfc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.715699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098520/publication.md
observed 94cd24199c2de8555eab9947a5b1e1dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.697673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098520/publication.txt
observed bcab7776e85f80f3b42dbea7bc76a71e...
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.