OpenTechnical

OT-2026-000010163

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, vented after 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-2026-000010163) never changes.

Identity and time

Publication numberOT-2026-000010163 · never reused
Internal UUID01a0ae6b-cb7a-7499-b0bb-b4614e97e356 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010163
StatusPUBLIC

Content hashes

Canonical text3242175aa8019e09be012dcc5148449941db1f0fd77a6abb02640c6b85f68181
Markdownbf6c84824efda44eddba59644ee0eb742ec7aa2c8d2d3ce822d84e9fccef063e
PDF
Publication pagec9e4292cbc24352634aa17421eb87b4c2ce496a1243a37be442def96231e7225
Manifest66f5cb92bc9a3ae51608ded3128151da3263cdc01ac53ada58c210d876cab703

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
SignatureM8sDXY4crkH9p6DeLDqxON43craCH6h/RlG1lkpajYzva+PFloiPuaMdged/CuTarAiGfk5JZDY2JfFkUx22Cw==
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

2026-09-17T12:16:16.264187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010163
observed c9e4292cbc24352634aa17421eb87b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.246220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010163/manifest.json
observed 66f5cb92bc9a3ae51608ded3128151da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.228779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010163/publication.md
observed bf6c84824efda44eddba59644ee0eb74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:16.208519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010163/publication.txt
observed 3242175aa8019e09be012dcc51484499...
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.