OpenTechnical

OT-2026-000060423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000060423) never changes.

Identity and time

Publication numberOT-2026-000060423 · never reused
Internal UUID01a0ae8a-b7cb-7272-b2af-12659193a957 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060423
StatusPUBLIC

Content hashes

Canonical textdd6251958452cafff17e0147f58b684224ef35d854b8830b3f89917597216b85
Markdown99507c94e610e14d334a38b002cbd54bed2f8cada22893cd983bb29983e8a42f
PDF
Publication page5715835b0fba1e2900b3becdf65dca7452722f27d593e92ff9fcb710d0243363
Manifest82f600b63e9b6e106934b10818442e95618334dad2b8ea519d51c288565407e6

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
SignatureMVU54ISKV+2nV/520jwv4mOVKCThEfqzBW3YsOokKNRVRDbYQ7zuqcQ7Kdol+Az1O0sCcVohnRn5MvTgokboAQ==
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...

Independent retrieval

2026-09-17T10:42:53.851623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060423
observed 5715835b0fba1e2900b3becdf65dca74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:53.832500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060423/manifest.json
observed 82f600b63e9b6e106934b10818442e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:53.813960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060423/publication.md
observed 99507c94e610e14d334a38b002cbd54b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:53.794275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060423/publication.txt
observed dd6251958452cafff17e0147f58b6842...
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.