OpenTechnical

OT-2026-000055606

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000055606) never changes.

Identity and time

Publication numberOT-2026-000055606 · never reused
Internal UUID01a0ae86-a103-7c98-859b-5761380efc5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055606
StatusPUBLIC

Content hashes

Canonical textff7220e8d8422407f3e66a3b0a12534bd24a6a71247c60cf75ca89ba7ca0b5de
Markdown7d08a4ba17804cf92a663fe10c90786fdc5114573011804adbed5c3b199ba68f
PDF
Publication page631d50abc79e5396914f1deb0ad2da96930bc7f3b96b6b7776b122ccc8373888
Manifestd08bb2b025a3d4727369f68f8337ab6814e3d32dfd29b111a4e47d2fe5c90e29

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
Signature0us7FQDVXJr37IwW6VkLFG7CVwC13bKFyjz2untmVgfe0zgoKWZywzqlyhhtFxSClZ/YfV8/P0Zw53U3SYSnBg==
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

2026-09-17T10:52:50.940329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055606
observed 631d50abc79e5396914f1deb0ad2da96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.922144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055606/manifest.json
observed d08bb2b025a3d4727369f68f8337ab68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.904222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055606/publication.md
observed 7d08a4ba17804cf92a663fe10c90786f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:50.886146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055606/publication.txt
observed ff7220e8d8422407f3e66a3b0a12534b...
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.