OpenTechnical

OT-2026-000053284

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000053284) never changes.

Identity and time

Publication numberOT-2026-000053284 · never reused
Internal UUID01a0ae85-0a15-7dd1-8d4f-bdd337785666 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053284
StatusPUBLIC

Content hashes

Canonical texta5864b6ede4ab3c103e449ed11b7110ff890cce5e534e3bd2b8dda960be01dd4
Markdown05f76bb6a78ec5fb972eb18f411cd1a07622faa65ed4ee3af2f521c1e6479fd2
PDF
Publication pageb4a7dfd0738d6ab73bc3e2b8ecc0c846e219c97ceba02195a18b3ce33a9cc66c
Manifestdf2f98cfad7cc97da86b0c22d7bc37e75d4b6125e53b08d752f9eb1f17e5eab9

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
SignaturexSVbpMb7Rh1VLnf5vIJlQb6My1hw5og/pp/yBF5fX37Zj8SBzduGUlfvfqtCmXp0eagekBrKzB/9SRhf+EMGAg==
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

2026-09-17T10:54:58.102182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053284
observed b4a7dfd0738d6ab73bc3e2b8ecc0c846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.082392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053284/manifest.json
observed df2f98cfad7cc97da86b0c22d7bc37e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.063539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053284/publication.md
observed 05f76bb6a78ec5fb972eb18f411cd1a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.045143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053284/publication.txt
observed a5864b6ede4ab3c103e449ed11b7110f...
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.