OpenTechnical

OT-2026-000060838

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000060838) never changes.

Identity and time

Publication numberOT-2026-000060838 · never reused
Internal UUID01a0ae8a-b7d1-7141-adde-1283b1001de4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060838
StatusPUBLIC

Content hashes

Canonical text6f5ea0c01e6a1ab63533a7db0c3e23be2ca7085252f64fb726426ca1c8d88bf7
Markdowndb8812e62a3708bd81c4c9f17a2f06a2557a1f3f2f4b83807fd17ea82f7dbd95
PDF
Publication pagea10c7afd2b8ad9b67bb7939d8123e4ce067ec3e4a5622d0e88a3ba90a7c959de
Manifest6194240cf539054ea46f3e0e334055cb32a56857f8bc8c0817193d7cb2a568f4

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
Signaturer4mEUCfBDX7xqfmpcRThQzSqY5+8HhdF+K71W3ezdfeV9zQZ2oNbzdkxMi+7otrEuFmk1I2hPZSlrmhOMJN3DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:35.570387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060838
observed a10c7afd2b8ad9b67bb7939d8123e4ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.554146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060838/manifest.json
observed 6194240cf539054ea46f3e0e334055cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.537991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060838/publication.md
observed db8812e62a3708bd81c4c9f17a2f06a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.521435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060838/publication.txt
observed 6f5ea0c01e6a1ab63533a7db0c3e23be...
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.