OpenTechnical

OT-2026-000039681

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000039681) never changes.

Identity and time

Publication numberOT-2026-000039681 · never reused
Internal UUID01a0ae78-d8d4-7897-a0c6-78e5c32669da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039681
StatusPUBLIC

Content hashes

Canonical text0e5310c83b2f92a26c95e6763bde50e57a4e55d9a52814362f6d18da4a3b39b0
Markdownd46a85ad03523f3d98d738c40ab7f008e326bab9d91dde3365a9435f54f32842
PDF
Publication pageb01bddad98034fd49829e14e208006bd2609583ee74c0a237a4c6484a2618cf6
Manifest935e6cd1c3aa772a9de5623feb5f1c2eddee66d6a71c52f5ab13f78f90add6f4

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
SignatureqMV5uzn6rpXumwLImS1+6GcQSpt/uYWNugjzFNtTstnFrDFO1sKnQRr8fi6EP9QUYXiBy2QSMsG/f+4wtt/jDQ==
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

2026-09-17T11:19:52.128417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039681
observed b01bddad98034fd49829e14e208006bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.110507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039681/manifest.json
observed 935e6cd1c3aa772a9de5623feb5f1c2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.092979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039681/publication.md
observed d46a85ad03523f3d98d738c40ab7f008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.073651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039681/publication.txt
observed 0e5310c83b2f92a26c95e6763bde50e5...
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.