OpenTechnical

OT-2026-000103368

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pulsed blow-off 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-2026-000103368) never changes.

Identity and time

Publication numberOT-2026-000103368 · never reused
Internal UUID01a0aea4-e460-7c0e-8d49-ff0b60002ea9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103368
StatusPUBLIC

Content hashes

Canonical text7759b857ec07c029c9cde8ba33aae681d5129f7202f841f9362dbc01ac79fda1
Markdown32c6d4be6287d2665d5affa5bcdffee1bc757b3f2892ac9ab0502a3ec47a5425
PDF
Publication page0e4b9b53d92ca586eaeccdb0d2fafc2465cc3b6cfe54700632ec0ec934e9aa15
Manifestba3d814c063f9acc4cf6207d848249777a1a677c33e6113a24159037dc34033e

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
SignatureRMMflqwgpc3x0HFE8NN8Z11tPpgAZLUy2iXF5eL0TkvSHGJJnpE39MZ4Tiz90/JDgGhMXYYggX9KI4Hc+H+LBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:06.254889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103368
observed 0e4b9b53d92ca586eaeccdb0d2fafc24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.237112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103368/manifest.json
observed ba3d814c063f9acc4cf6207d84824977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.218907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103368/publication.md
observed 32c6d4be6287d2665d5affa5bcdffee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.202349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103368/publication.txt
observed 7759b857ec07c029c9cde8ba33aae681...
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.