OpenTechnical

OT-2026-000055733

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000055733) never changes.

Identity and time

Publication numberOT-2026-000055733 · never reused
Internal UUID01a0ae87-09ca-7d28-97a4-e616856b8e05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055733
StatusPUBLIC

Content hashes

Canonical textd1f407a78a028b8eba1dabd30fe4d2b35916420e4e14e4f699e14cd032078afe
Markdown4674b293210a361ff98608eddceb6244b782d9e07d3376dbd9a70cecf0198b68
PDF
Publication pageea12f2a98844610761d5eabc84673d64ce71a81adfe3a30625160f662fd5c60d
Manifest255bdeb20f5a8d3c3b593b78ec92517c8a10481db90109eafa585ef2ab8ae020

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
Signature4l3b/0LShRSVkwlUAMXEn6ths0NeNhHKd64PQ2CUBTupID4lq4ZGVnOKysPZCMYpH2Wv9u3Z7AeGZurf8RFVDw==
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

2026-09-17T10:51:04.685259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055733
observed ea12f2a98844610761d5eabc84673d64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.666696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055733/manifest.json
observed 255bdeb20f5a8d3c3b593b78ec92517c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.650167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055733/publication.md
observed 4674b293210a361ff98608eddceb6244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:04.634577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055733/publication.txt
observed d1f407a78a028b8eba1dabd30fe4d2b3...
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.