OpenTechnical

OT-2026-000055658

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000055658) never changes.

Identity and time

Publication numberOT-2026-000055658 · never reused
Internal UUID01a0ae86-a103-75b5-a558-ae6b4a986d5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055658
StatusPUBLIC

Content hashes

Canonical textb152cef26f8c4f92bbe6c8b987c20984a5d70ac61008f0c8fe7e3de632d4bcff
Markdown8a63705944c47c28da7d2d4a6a12ebd48244bcf0a76941287c8e954e8505c01e
PDF
Publication page033cb1a9dffc661987823917d158f5d33508e4b48d40f58789d51cf3f8b01283
Manifest87b43d2299d7a14482aeb97b5d046032b1383338a32970a28495e89ce5e08490

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
Signatureuu5uFNjT7y51mLxHOFWw6yTjuPAtvgTbMl7c4abQ2Y9Z1AT36e5i8m3tfxoeEQwb1IDmIsb+iUeJp2knY+ocBQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:54.987394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055658
observed 033cb1a9dffc661987823917d158f5d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.969883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055658/manifest.json
observed 87b43d2299d7a14482aeb97b5d046032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.951474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055658/publication.md
observed 8a63705944c47c28da7d2d4a6a12ebd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.933507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055658/publication.txt
observed b152cef26f8c4f92bbe6c8b987c20984...
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.