OpenTechnical

OT-2026-000100579

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000100579) never changes.

Identity and time

Publication numberOT-2026-000100579 · never reused
Internal UUID01a0aea3-66f2-7967-bec9-943817e022b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100579
StatusPUBLIC

Content hashes

Canonical textb6d5605c62ef9336631c5e4cbaa7e2e6527a274c1e214f7ddba2fbcc80b0bb74
Markdown90275f1c291bc3cb9a2e7575f9eaff1c0d47f8ddd463e924dce6d7194166d0f5
PDF
Publication page6c9acd1b0a32effd4e4f185e6423fa3c531ae790afc2485a71b0e35f729b27e9
Manifestaa1dad00e12fefd68c923263b95dcb9b9fbc78d2242afd6c9f53e917083d1f31

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
SignatureFJ92PGwb43jQMvbvc8Ps0sJBPmoYEzzrKxxNQcyqeFaPlrl5zaMB9ejJYBEblq9mJwXl34s/3NzU+3rxw5i0BQ==
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

2026-09-17T09:27:21.790851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100579
observed 6c9acd1b0a32effd4e4f185e6423fa3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:21.773986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100579/manifest.json
observed aa1dad00e12fefd68c923263b95dcb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:21.756580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100579/publication.md
observed 90275f1c291bc3cb9a2e7575f9eaff1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:21.738661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100579/publication.txt
observed b6d5605c62ef9336631c5e4cbaa7e2e6...
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.