OpenTechnical

OT-2026-000073197

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000073197) never changes.

Identity and time

Publication numberOT-2026-000073197 · never reused
Internal UUID01a0ae92-efb6-7f14-8531-1444652c039b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073197
StatusPUBLIC

Content hashes

Canonical textbc304ebae58895f42dd58761735407bfddca23cac4957e7efac90b20bb29a258
Markdownd7eae322c5bbda6883c72339523f93e56aa55366d62328db151827cbeaf88480
PDF
Publication page78b786fa4f2d561237e7628d22b983a2346b78a048e9b4311fa57641a4bea41f
Manifest8783b8512d6b62dfa03ed7e690fd73af85f934132a47cd17f1c9f967f03e8455

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
SignatureCbrlppHdxVxRS7zDJNnemJdyRm4zPGg3ydygU92Cl+4b8YOxYCdiek0kPmBoQRaXrjtLbbhyrahqsQ30KMZ1Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:21:09.541947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073197
observed 78b786fa4f2d561237e7628d22b983a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.522019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073197/manifest.json
observed 8783b8512d6b62dfa03ed7e690fd73af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.497371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073197/publication.md
observed d7eae322c5bbda6883c72339523f93e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:09.474408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073197/publication.txt
observed bc304ebae58895f42dd58761735407bf...
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.