OpenTechnical

OT-2026-000056929

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000056929) never changes.

Identity and time

Publication numberOT-2026-000056929 · never reused
Internal UUID01a0ae87-7af9-78f6-b99d-ab74eebad090 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056929
StatusPUBLIC

Content hashes

Canonical text60acb0191a57dc9ea86601ca4ddd309124466a4e219095637a57a77b871e37c8
Markdownb262db9a7e26891659539ff74c40d515bf49ebf958ed7474b419694e32c2d1dd
PDF
Publication page2421d1db2846b1a6e6dc43b33dc969baba15f0b09b9222cf6e3490857f08f4de
Manifestaf9c3e40349037971d6733a5e92858acb0979419d71677b1486902163994846e

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
Signaturem2SnaPsiVPM0PcDGb25KEBO5nVdGwRzQ+smGMhaoPs6k/m6LUi9JIl7ud6oYkBx77O4YEbxe71oBzWNpn2zmAA==
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

2026-09-17T10:50:28.654388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056929
observed 2421d1db2846b1a6e6dc43b33dc969ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.637486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056929/manifest.json
observed af9c3e40349037971d6733a5e92858ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.617868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056929/publication.md
observed b262db9a7e26891659539ff74c40d515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.599260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056929/publication.txt
observed 60acb0191a57dc9ea86601ca4ddd3091...
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.