OpenTechnical

OT-2026-000053814

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000053814) never changes.

Identity and time

Publication numberOT-2026-000053814 · never reused
Internal UUID01a0ae85-735d-7028-bcea-fc974b8c0b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053814
StatusPUBLIC

Content hashes

Canonical textdfe94312a5ea1a6fd3caf8861f29061b6331e6e25613b5840a09e431dd715235
Markdown619c5355db4ede52f3489351af7342cc7134e74828f0e3779ee11d7de804c9d5
PDF
Publication pageb900b746dd7cf7d2af3a505c66e072e739d275dcb346b9b6d6f2672c4dd2e0cf
Manifest675c782038d23dcecdb2ced101b2df80b2dfafb42cb74a7a3655ce6ea3b7a8fa

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
SignatureSRiRAGPixbv4U6D+xlqpd8s/3xoRTEdV37i8KTsEUuA44peZs0P3LtGgoSJqurfidOd/BBIvfwJwQZFTI59MAg==
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

2026-09-17T08:40:32.834540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053814
observed b900b746dd7cf7d2af3a505c66e072e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:32.816819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053814/manifest.json
observed 675c782038d23dcecdb2ced101b2df80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:32.796536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053814/publication.md
observed 619c5355db4ede52f3489351af7342cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:32.780070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053814/publication.txt
observed dfe94312a5ea1a6fd3caf8861f29061b...
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.