OpenTechnical

OT-2026-000077679

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000077679) never changes.

Identity and time

Publication numberOT-2026-000077679 · never reused
Internal UUID01a0ae95-2ecf-795b-9373-1171a0a92d37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077679
StatusPUBLIC

Content hashes

Canonical textfc6ee35bfe48c6b652ff123278bd1c9a251ed4229d78bb5d48a0ff6c2fbe1a3f
Markdownc607a2cd2d352015e8c1d7974a3983e609dff5d06a4460e94a3c7cfa271aa4b8
PDF
Publication page9a18690381df0deca82ceb78a617bd2bcdddb64a876bedbdd78da453e28d2a72
Manifest5970ccc427ef2e04ebb755bedffffa43d8f94516153a119be3dd9399d3a802fb

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
SignatureBCLftDWMszTKIs8O0XIvu93toCeA2H3Uli7Vy0fDs/8rt5Ru0F3/Il0oUhTsrXIUXa8IgD2zQZPFZ3YwZioEDA==
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

2026-09-17T10:07:14.989681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077679
observed 9a18690381df0deca82ceb78a617bd2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.971505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077679/manifest.json
observed 5970ccc427ef2e04ebb755bedffffa43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.950323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077679/publication.md
observed c607a2cd2d352015e8c1d7974a3983e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.927417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077679/publication.txt
observed fc6ee35bfe48c6b652ff123278bd1c9a...
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.