OpenTechnical

OT-2026-000043335

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000043335) never changes.

Identity and time

Publication numberOT-2026-000043335 · never reused
Internal UUID01a0ae7b-327e-711d-84b4-57adb09e853c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043335
StatusPUBLIC

Content hashes

Canonical text5777856c859dd80ff08166b5ee5aa0b645661989470f1e911b64003da0dc9ce6
Markdown892e0a88dacbbfea39808d10970abd761763b431abaec8f3a9848407645793c9
PDF
Publication page6dbe9b8f3229d3c275e8196de5bad14a7ef40f27bfe873c598678e34b03f52ef
Manifest545c5e43c49eb11683a3a2aa7d7ad7b68d94b13483a0d269eeb2f77686a39144

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
SignaturecfPaoV4LyJ5YlPPcvPE/eEVdaLLknurnK8geSNIORb26k5k3yix01Q1HnkliEZHRqWjjosHFFGdl1jZGFyceCQ==
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

2026-09-17T11:13:50.758317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043335
observed 6dbe9b8f3229d3c275e8196de5bad14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.740768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043335/manifest.json
observed 545c5e43c49eb11683a3a2aa7d7ad7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.720736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043335/publication.md
observed 892e0a88dacbbfea39808d10970abd76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.701377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043335/publication.txt
observed 5777856c859dd80ff08166b5ee5aa0b6...
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.