OpenTechnical

OT-2026-000063472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000063472) never changes.

Identity and time

Publication numberOT-2026-000063472 · never reused
Internal UUID01a0ae8c-f944-7c12-a774-a7cb73821406 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063472
StatusPUBLIC

Content hashes

Canonical text9c440a7f88a619ccd2a2aa8e684f7ce341bacff8ce3a1cb163d312768d00d2ee
Markdown476baabbdae9c5acab12a0cbd06c226284c73a3de8575a3eb641d5d11d193b7c
PDF
Publication page6289ebf2d75d5302a4f5a45de25cfddd082ae521042ea6b8d3d5192fe4fb20bb
Manifesta49e6b38ac431f3493473d66889b75dc8fe692b4ef184e1df180b39772b70da2

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
Signaturejg5atUaMegxstMVjODe5gERKB2coSVxgzUWSrDcAm92C/mwfsLgPlomB28r55pVXyfTtXCirfUDSjR1JSfDpCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:26.490928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063472
observed 6289ebf2d75d5302a4f5a45de25cfddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.472156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063472/manifest.json
observed a49e6b38ac431f3493473d66889b75dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.452000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063472/publication.md
observed 476baabbdae9c5acab12a0cbd06c2262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.432349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063472/publication.txt
observed 9c440a7f88a619ccd2a2aa8e684f7ce3...
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.