OpenTechnical

OT-2026-000057507

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000057507) never changes.

Identity and time

Publication numberOT-2026-000057507 · never reused
Internal UUID01a0ae88-2692-7b19-9b34-2432793d8873 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057507
StatusPUBLIC

Content hashes

Canonical text574cae655fc2a4b5185caa169239a809ffd3cc65d458d1d118159efa0dea1e43
Markdown803e052593fbe6bebe46e60f3a529d023eec29180b2326c6ea12f3030924ef7c
PDF
Publication page14d17f74d916080f2ed9a3ff89aca16a945f3768ca8f0308727041421faea95e
Manifest99e44c81ea0aa140d670ffb9ab55ceac26f045832480413e6680561129ed7dfd

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
SignatureUilTYGKVQ/o8y8rnujYIzpa7IUSdqWTITIGAt5J4SAnRbezToa1xoWhhufIjzPMqrdnGcucejQOwPZ2wjoXjDw==
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

2026-09-17T10:48:02.197904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057507
observed 14d17f74d916080f2ed9a3ff89aca16a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.180559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057507/manifest.json
observed 99e44c81ea0aa140d670ffb9ab55ceac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.161630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057507/publication.md
observed 803e052593fbe6bebe46e60f3a529d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.143282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057507/publication.txt
observed 574cae655fc2a4b5185caa169239a809...
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.