OpenTechnical

OT-2026-000101016

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000101016) never changes.

Identity and time

Publication numberOT-2026-000101016 · never reused
Internal UUID01a0aea3-c377-7615-97ae-0a4973ba13de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101016
StatusPUBLIC

Content hashes

Canonical textfeebeeb499f4452240a966e7ca3d852138b222eedaf0b8e2344f75d7e3b3050e
Markdowne5b6021e4f9495350469a9580a49dfeb5dfdac1996b75070b2ca859caf9966a5
PDF
Publication page61e99eea1a192f540929baccd70dc393fdd3722bad9956b11afd74ccee1a2957
Manifest10726e3e8c5fd877f88493310b2b77bd20eac6b6bc3894bb0ee0383c23b8cf15

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
Signature/ujhWFDznwSrOMQwt9U+zRKlrbC1wK0b8ojCjZo921OV7hpFbntSA9/ABrXuXN9ct/n9fJ5FAq69E9qn4B8sBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:37.181736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101016
observed 61e99eea1a192f540929baccd70dc393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.163520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101016/manifest.json
observed 10726e3e8c5fd877f88493310b2b77bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.146163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101016/publication.md
observed e5b6021e4f9495350469a9580a49dfeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.126640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101016/publication.txt
observed feebeeb499f4452240a966e7ca3d8521...
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.