OpenTechnical

OT-2026-000060650

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented after set-down

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-2026-000060650) never changes.

Identity and time

Publication numberOT-2026-000060650 · never reused
Internal UUID01a0ae8a-b7cd-79ac-b1a7-fcd306a01da2 · 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-2026-000060650
StatusPUBLIC

Content hashes

Canonical textfa6adb73e48545b6cfb5d778187afa6bd8cde004721a22c92eff53ae385fa019
Markdown8852ec8d9737e29c22f30f9d41b3b31d98abf1d57461e57c68542536224acda2
PDF
Publication page4ee44dbc3e3f8661a75db8bb1573f9ed27bd4bfbfe6c71bebaadfc63fa95f89d
Manifest0b4e10cbec09b2af77a07f4b2ea682d32572cf4b5db36db00ad15f35a796d3f2

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
SignatureNkOKkZiQu17K2LiX36nmTpKDvkDn4RawOrOONLPVmjfWWUnrg2F5rFW7SSLhegRNbmAC1F0jfyP5rmnjqQIsBA==
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

2026-09-17T10:43:17.148606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060650
observed 4ee44dbc3e3f8661a75db8bb1573f9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.130462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060650/manifest.json
observed 0b4e10cbec09b2af77a07f4b2ea682d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.007318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060650/publication.md
observed 8852ec8d9737e29c22f30f9d41b3b31d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.988470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060650/publication.txt
observed fa6adb73e48545b6cfb5d778187afa6b...
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.