OpenTechnical

OT-2026-000050095

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000050095) never changes.

Identity and time

Publication numberOT-2026-000050095 · never reused
Internal UUID01a0ae81-fd79-7c10-b8ca-733039febcc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050095
StatusPUBLIC

Content hashes

Canonical textd255d045f7b324bc3aaafcfe5e61cf72d6d654bdabd22462099e25edaced8cb7
Markdown7e7507d5d3b38ab4fdab11b435f75bb582ca96441969f21434cd094deddeccb0
PDF
Publication page8d8b42b12422fe47d099095858800447b5237f323bd7d893083f048154f35fa0
Manifest3ce168ecb39eda611fbb6b5a8799e5da876d67dcc3744d31f0cbe4bdf9de8db1

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
SignatureyruAmvqpTDPyDbqmn816seOzWenFIc6b6LP6REmbMp85JMbupURA4MnX8BwsXEnGg6lgT3f2oo6LuHoXHB4SBA==
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

2026-09-17T11:02:05.623720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050095
observed 8d8b42b12422fe47d099095858800447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.607392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050095/manifest.json
observed 3ce168ecb39eda611fbb6b5a8799e5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.588905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050095/publication.md
observed 7e7507d5d3b38ab4fdab11b435f75bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.568764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050095/publication.txt
observed d255d045f7b324bc3aaafcfe5e61cf72...
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.