OpenTechnical

OT-2026-000092625

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained 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-2026-000092625) never changes.

Identity and time

Publication numberOT-2026-000092625 · never reused
Internal UUID01a0ae9d-b5fe-788f-93a2-4e52509e4e33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092625
StatusPUBLIC

Content hashes

Canonical text622f562a506e422d8b7ee4cb9b25ab1e4d45f50047a2e4c4f7e92dae7b1923c3
Markdown25effeab4d6d2947316b8b5612833c802ccfeb6993dec50998309b6b79633a32
PDF
Publication page0fe22371aa28d19ce3e0ea9b825a54063a632e15df77194b9931c68b56ade1cc
Manifestb5399f973f6c1fedb5f6a40bf0c4016d4d6788f3d9921b85ea4ca71cf578a4dc

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
SignaturesSJZNcCA/NR/McqyyY4J8SaQZ0L8NF2pJNmlNj/ctRiX+i6L9PCWhfvtZvBQp7b0HvEGh8w0Uj8SqMbNwSelDw==
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

2026-09-17T09:41:13.535278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092625
observed 0fe22371aa28d19ce3e0ea9b825a5406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.517538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092625/manifest.json
observed b5399f973f6c1fedb5f6a40bf0c4016d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.500313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092625/publication.md
observed 25effeab4d6d2947316b8b5612833c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.483590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092625/publication.txt
observed 622f562a506e422d8b7ee4cb9b25ab1e...
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.