OpenTechnical

OT-2026-000053693

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000053693) never changes.

Identity and time

Publication numberOT-2026-000053693 · never reused
Internal UUID01a0ae85-735c-71af-b5f7-a7722e4591be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053693
StatusPUBLIC

Content hashes

Canonical text0129ef2983a398f921a0f7bb492e2d53e7ed3e263b834a8533b787817af5f869
Markdowna8b7f7fdc30664e3445955ddb6d369c6764e736880993d95f535e0c8337f001d
PDF
Publication page5d61838bc31f702df1e6981d3a792d5ecfe6e49b9592bfcac9990c331f8a3840
Manifest687168934ddf22bd5fa6d49f0ee82623f0e99901ee49d010edec0d704bee162e

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
SignaturezVbv30bGqTJUQbsNuRDgupYJ7EpySNEYKy681hqXlUsTj9WrrPDtFUrbmdgCISIoXuGloSrvfgj5RP01ysW7AA==
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

2026-09-17T08:40:03.259890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053693
observed 5d61838bc31f702df1e6981d3a792d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:03.083304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053693/manifest.json
observed 687168934ddf22bd5fa6d49f0ee82623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:03.050460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053693/publication.md
observed a8b7f7fdc30664e3445955ddb6d369c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:02.995719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053693/publication.txt
observed 0129ef2983a398f921a0f7bb492e2d53...
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.