OpenTechnical

OT-2026-000054562

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054562) never changes.

Identity and time

Publication numberOT-2026-000054562 · never reused
Internal UUID01a0ae86-1283-72c0-a8cc-b638ad2ead81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054562
StatusPUBLIC

Content hashes

Canonical texta104f039b9cbf1ad2b6985628cb36013ffd4b1be0cde2aa83b0a02f21578815c
Markdown76e79b615f961a8620c9cee8cc6c1e8bb588831ad0a92b5aa0df4db77826a799
PDF
Publication page9f4e8e584f220efb66ca34853d7f4430cefd40b6be25b079187c413b10e5b062
Manifest0ff7673128c6ec1877d835e74c266f42c85efaeaf7b07f59d94576c11f0f18bc

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
SignaturejoUjzrGFLPG8JltEaQ+Wg0XetEMyig04fDWUz7FRIVFhxtC3RoAHubEpEqbc0DNqy1HtvL076udPhwb/8pFHBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:36.242619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054562
observed 9f4e8e584f220efb66ca34853d7f4430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.223830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054562/manifest.json
observed 0ff7673128c6ec1877d835e74c266f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.203840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054562/publication.md
observed 76e79b615f961a8620c9cee8cc6c1e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.184293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054562/publication.txt
observed a104f039b9cbf1ad2b6985628cb36013...
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.