OpenTechnical

OT-2026-000101857

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000101857) never changes.

Identity and time

Publication numberOT-2026-000101857 · never reused
Internal UUID01a0aea4-50f0-7ca9-9e3c-3bc880b82249 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101857
StatusPUBLIC

Content hashes

Canonical text727aba4f3135328bb6b9efc46715b76be44d9ae8fa1669200fdaa770d6ae2339
Markdownf95ca65be129c60888ed35fa7113dc2df0bbac83a3bb17153f183e2d36aa56d6
PDF
Publication pageb80050e4bd37d7716b0d2e253793f7a08e0a5cc0d3ba150f51380376c1dd152d
Manifest5f26fe19321672f9afed05de8afde697cd2955af292d7c6effc7388fc47da820

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
SignatureI2FWQ+njuvFq0stdfHiswThP0XTjhEh5Xk5nu4Li9s+l/8hT8UNc8bUzvAWTqetpllbn2Ypko1AH3/h4E7IqDw==
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

2026-09-17T09:24:27.528984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101857
observed b80050e4bd37d7716b0d2e253793f7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.510844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101857/manifest.json
observed 5f26fe19321672f9afed05de8afde697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.490892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101857/publication.md
observed f95ca65be129c60888ed35fa7113dc2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.470699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101857/publication.txt
observed 727aba4f3135328bb6b9efc46715b76b...
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.