OpenTechnical

OT-2026-000046655

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000046655) never changes.

Identity and time

Publication numberOT-2026-000046655 · never reused
Internal UUID01a0ae7e-57de-7aab-b269-2af18d7508ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046655
StatusPUBLIC

Content hashes

Canonical text1cf880670bf48a8db648f6afef0a0607e707d1a2e3b63e8ee437a51fdfc63707
Markdown3063e54e4b0d93a82618c796cd1ad03b76e93636e92f189fb844835d0bec10a2
PDF
Publication page831ca12ebe73db00921394d12a2d7cff0089f38e6df726b4d80ea94afe9e5b36
Manifest5b00674c0d14afd6cdc49e520f9414cf941041d471c5bb89a5bad7a811cf22f6

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
Signature0OUhrfOO1kS3AAJoOe2IK5s6C0V62qPaGY/46bVsAx5/6pm/2r7sr2NyKzNxn3fKp6l3UusbgLsJw+YAIGNYAw==
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

2026-09-17T11:08:44.927778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046655
observed 831ca12ebe73db00921394d12a2d7cff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.911904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046655/manifest.json
observed 5b00674c0d14afd6cdc49e520f9414cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.895704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046655/publication.md
observed 3063e54e4b0d93a82618c796cd1ad03b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:44.877603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046655/publication.txt
observed 1cf880670bf48a8db648f6afef0a0607...
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.