OpenTechnical

OT-2026-000043095

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three 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-2026-000043095) never changes.

Identity and time

Publication numberOT-2026-000043095 · never reused
Internal UUID01a0ae7b-327a-7763-af98-6d5c8dd32f87 · 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-2026-000043095
StatusPUBLIC

Content hashes

Canonical text28b7a3f57f556ce57a42da14d1d61afa2ee6af6c88dd64adde80736724d4cfba
Markdownb20f5ee583485432681c886292542203afd0747f6a3a84d33d677f5c18c4a262
PDF
Publication pagee2fb25b59aa14e2b64b167d8113420ea7b0adc0a1317a2a1b0b7d112f119fbef
Manifest255676085442ca9028620a2ceb70e19335155ce4d14bff104ef598e70cf9778e

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
SignatureE0XkLc9grsS1V4L9oRgo4BLqJvUyGJLC9FdgPBBx+8IOKZdLWVWS+X3QgwPhA04ok2pno/+8Eg9RveYiR/aVAQ==
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

2026-09-17T11:13:30.901472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043095
observed e2fb25b59aa14e2b64b167d8113420ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.882536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043095/manifest.json
observed 255676085442ca9028620a2ceb70e193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.865101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043095/publication.md
observed b20f5ee583485432681c886292542203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.847696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043095/publication.txt
observed 28b7a3f57f556ce57a42da14d1d61afa...
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.