OpenTechnical

OT-2026-000051475

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000051475) never changes.

Identity and time

Publication numberOT-2026-000051475 · never reused
Internal UUID01a0ae83-7c80-7e7c-adec-769dce8989c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051475
StatusPUBLIC

Content hashes

Canonical textdf086c01505835bf9aa38793cc9afbea83cddc20a538265fdf5ea13f36fe3018
Markdown985513813b02bfd1a68efbc4173e66d2661b153c1f55d06ac4b12d9cb9ecb75a
PDF
Publication pageb4520f71f2933829c77ade58394fc5bc48519eeef967fade2620e7b0c73c347f
Manifestcfa301a9414511f45c0b0b1efaa243dc0f099df58ce65e92a0856962ee3daef9

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
SignaturedSWISSFxzdx8IxKSxcTcVPMEeVG+g3nh2kH1ks11ZkN5rVnRl4Yq4iyG1RvzqCc5DhTOSxSCFJ2HccEtlCP/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:12.603555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051475
observed b4520f71f2933829c77ade58394fc5bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.585286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051475/manifest.json
observed cfa301a9414511f45c0b0b1efaa243dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.568299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051475/publication.md
observed 985513813b02bfd1a68efbc4173e66d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.552488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051475/publication.txt
observed df086c01505835bf9aa38793cc9afbea...
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.