OpenTechnical

OT-2026-000054635

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054635) never changes.

Identity and time

Publication numberOT-2026-000054635 · never reused
Internal UUID01a0ae86-1284-765e-ae96-c0f601715021 · 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-2026-000054635
StatusPUBLIC

Content hashes

Canonical text1310547eab0f68ed6b536e2ae8473de3694b1309f37c90d58f62275e7eee193c
Markdownfa824d02a215e8be608482d0daca895ec4d13b503a7aa818efbd462916430a8f
PDF
Publication page14f6ffca33d85c3a614fd19411115b6b9e2e8c2b3d4325b4bc9e7a8459aa84e0
Manifest4bd7fd1bbda1944fb05b54f9b781b49aed403a4a55eec12e7a019bb5ca655eb5

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
Signature6kkJk/uWQ7pAN7c7v9dBrKTUZMSNQJML4dOdBfotKE4n/qfsWp/hW6+K7w3WXRHJcb/2S6RhBBmk7209OJQfAA==
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

2026-09-17T10:53:41.947628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054635
observed 14f6ffca33d85c3a614fd19411115b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.927689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054635/manifest.json
observed 4bd7fd1bbda1944fb05b54f9b781b49a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.909485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054635/publication.md
observed fa824d02a215e8be608482d0daca895e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:41.891939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054635/publication.txt
observed 1310547eab0f68ed6b536e2ae8473de3...
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.