OpenTechnical

OT-2026-000063582

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000063582) never changes.

Identity and time

Publication numberOT-2026-000063582 · never reused
Internal UUID01a0ae8c-f945-71be-a14f-4095a89d42d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063582
StatusPUBLIC

Content hashes

Canonical textc5ad871612c4c9cd810ddaae73fb4548ef9adabca66a0c0063d9be348d203189
Markdownedd4346ec979db76f0b527a9f36ffcb7fac947bf6ec87eeaf0bd47c79f5e241a
PDF
Publication page67687cc925b083667644617034dbbb91a06a445014b6309d5d479e9712b87d39
Manifest07772428044055b68578edb6e0dab407df631698116e462be03707c2a4d9ac82

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
SignatureYMqBinTsV9WmPbopX4/wLOTfQ+y3SUQ9xE+uYwHRPl4CtyJ/DolB9nmzJ44MmMTUQc+B01wiwuFhEWYfrCKaBg==
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

2026-09-17T10:37:35.782189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063582
observed 67687cc925b083667644617034dbbb91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.763488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063582/manifest.json
observed 07772428044055b68578edb6e0dab407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.744115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063582/publication.md
observed edd4346ec979db76f0b527a9f36ffcb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:35.725314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063582/publication.txt
observed c5ad871612c4c9cd810ddaae73fb4548...
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.