OpenTechnical

OT-2026-000036800

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold 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-2026-000036800) never changes.

Identity and time

Publication numberOT-2026-000036800 · never reused
Internal UUID01a0ae77-773e-7441-aea5-a64e3b504cbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036800
StatusPUBLIC

Content hashes

Canonical textcd8b640cd4b36b621fb1f73c05adc5a854afe255f233d661df0c9f698f196019
Markdown88f145a5679dd7ea85fbc6f3515f0ffaf12ede446a931193193678f19e4484ff
PDF
Publication pageb60426f2a50e5a7566ce9a5ef6f1281551dcaa436771a5ffdb84daf7883021b6
Manifestfee307f331ae7448f40011aba3b6c0bf1f5ec62080bc76e41c04d90ada4634f9

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
SignatureikJwx/KdmtqugJDoL1j2LqihGWGfRREoMT4U7zPIG5o4hKWxt+nZWDWjb+6o10XP3ADmDH1Rspe8cgLqWYtTCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:24:24.556617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036800
observed b60426f2a50e5a7566ce9a5ef6f12815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.540320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036800/manifest.json
observed fee307f331ae7448f40011aba3b6c0bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.522703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036800/publication.md
observed 88f145a5679dd7ea85fbc6f3515f0ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:24.506560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036800/publication.txt
observed cd8b640cd4b36b621fb1f73c05adc5a8...
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.