OpenTechnical

OT-2026-000059442

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000059442) never changes.

Identity and time

Publication numberOT-2026-000059442 · never reused
Internal UUID01a0ae89-8617-7465-9795-b55db7599675 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059442
StatusPUBLIC

Content hashes

Canonical textdb0dff2af4bb91de9ecc1a196d0406f758f980302f2ec3837ee100bb5f5b3104
Markdown7a9d32b06e676f2aa25256c9355b0f59af6c3942ba09d8a4e82889216f970458
PDF
Publication page03a153ec14ed9caa4795f82bc37e212d10ab5fc1b9df4268b33c58b2a8a293e8
Manifest0af2a38b53c8816c9f7075fe0b0ab46065db78fe651c7f961d20576afaea7bb9

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
SignatureSF3pzKdR3o+47DYcqLqFCIBorR9E4TpvBJP5yItnZ35cFuz+0PkRoXpH4JNK6+xCsKnUvI6gXdJBDf/Uo1zoAg==
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

2026-09-17T10:46:08.205421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059442
observed 03a153ec14ed9caa4795f82bc37e212d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.187340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059442/manifest.json
observed 0af2a38b53c8816c9f7075fe0b0ab460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.169240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059442/publication.md
observed 7a9d32b06e676f2aa25256c9355b0f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.151503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059442/publication.txt
observed db0dff2af4bb91de9ecc1a196d0406f7...
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.