OpenTechnical

OT-2026-000018465

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000018465) never changes.

Identity and time

Publication numberOT-2026-000018465 · never reused
Internal UUID01a0ae6e-b48a-7f58-b8aa-2b162295f997 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018465
StatusPUBLIC

Content hashes

Canonical text59c07f2fa42534c73322faaf29234855bd6203881cc9ff583e912978f0254eac
Markdown6433bd23ce79a38e27285008ba287301b7d4c7ea93bab541108625c8a2e2bafe
PDF
Publication paged07ba00e4d296e931c364170541636727383f14d1c2c816b6105507ccdbf647c
Manifest798f47ba217c69e85a1b688db52337731fc72b06644ffa5dba9496af9381f165

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
SignaturevNvXpqhIvECGeKdEj3L8ujGXiLscZdevuuURffolmZSsW/vshOguNLI4R9cUocZvrBFwf/MZJu9A9Jg/p5KDBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:13.741370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018465
observed d07ba00e4d296e931c36417054163672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.723658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018465/manifest.json
observed 798f47ba217c69e85a1b688db5233773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.705150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018465/publication.md
observed 6433bd23ce79a38e27285008ba287301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:13.687401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018465/publication.txt
observed 59c07f2fa42534c73322faaf29234855...
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.