OpenTechnical

OT-2026-000044318

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, sustained 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-2026-000044318) never changes.

Identity and time

Publication numberOT-2026-000044318 · never reused
Internal UUID01a0ae7c-39d6-7e02-90ec-da43d5a5ed52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044318
StatusPUBLIC

Content hashes

Canonical textc416e594b9fd11dabc716978f8bfcdc72f4dc14aaee8648724be9d1f802b80b1
Markdown62b2a9b9dca40a9fdb29f9c0247e478bb50869e3fc628d6f8b567b2641ca6b7f
PDF
Publication paged929d73e50f70624c7e3692cdb088ebba617c25d957063fdad30b3299a90c958
Manifest697ef8854ff6cfd6560da361554fc595587ced132f22d9d5e5ff2f39a9d3dfc7

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
SignatureiijUe23UorbAfjiJZXiKvTZfe/B7PplOoGjxrtC3Lf5u3UN+riBYk8s0yJ0k4OpEb2jF5CM/osfykaLbBdeoAA==
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

2026-09-17T08:30:19.753628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044318
observed d929d73e50f70624c7e3692cdb088ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.550983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044318/manifest.json
observed 697ef8854ff6cfd6560da361554fc595...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.530098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044318/publication.md
observed 62b2a9b9dca40a9fdb29f9c0247e478b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:19.335365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044318/publication.txt
observed c416e594b9fd11dabc716978f8bfcdc7...
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.