OpenTechnical

OT-2026-000053152

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000053152) never changes.

Identity and time

Publication numberOT-2026-000053152 · never reused
Internal UUID01a0ae84-a432-7a37-9051-192348d61f4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053152
StatusPUBLIC

Content hashes

Canonical textcf4fa5cfe06991947d0b38339e1bc636f5220765cc56e2691b509a864e063d99
Markdown26143776e565fb2ff0bfa15e8fad0fdf0522464b9128d2d85dc850d819658917
PDF
Publication page39585410138ec8fcde4a084053c624e693649432bcefc288017adecb883d3d0c
Manifest76672fcb7d9ace1f6d5fd784a6755d7b625b7b49405c04495cdc109375c2c58c

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
Signature1fEu8rDT3eb8RsRNVtKd+4rq4ZLYiliRVw8ZEVENDMCbjV4XE3JWezVnUa1lvPPncWB2o1GdyeZ/ezW2Kko6AA==
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

2026-09-17T10:56:58.278939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053152
observed 39585410138ec8fcde4a084053c624e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.262455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053152/manifest.json
observed 76672fcb7d9ace1f6d5fd784a6755d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.246725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053152/publication.md
observed 26143776e565fb2ff0bfa15e8fad0fdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.228487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053152/publication.txt
observed cf4fa5cfe06991947d0b38339e1bc636...
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.