OpenTechnical

OT-2026-000052016

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052016) never changes.

Identity and time

Publication numberOT-2026-000052016 · never reused
Internal UUID01a0ae83-e78e-7ab4-b832-fba9c2ac9cc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052016
StatusPUBLIC

Content hashes

Canonical textb447fd9320c72b3598c4607e371dc79f70a03f6e4edb9f7833ba571d8cdc64b2
Markdown5113a53fae78acdbc6279aa5fe7d9d98b92fa3d4f09037986b8e3dda5d1dbec0
PDF
Publication page22e830911b1754bc3bf0390fac75d163dbf68cfed11a4a36b1ae7e7422bffd54
Manifest36fa9c396df5f5bcdb1490d6ab9fa1706985a7497fafc0ba580cf9b28234c89b

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
SignatureAmGUsiltF5YxMmxnS4pI9DhPw6UCrurzEXaT1GTZ9hjkJEnVqiLeusewG8Qp8JTeMBP0geI4a8q42PQtUn3zCw==
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

2026-09-17T10:57:31.581480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052016
observed 22e830911b1754bc3bf0390fac75d163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:31.563712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052016/manifest.json
observed 36fa9c396df5f5bcdb1490d6ab9fa170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:31.547560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052016/publication.md
observed 5113a53fae78acdbc6279aa5fe7d9d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:31.530153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052016/publication.txt
observed b447fd9320c72b3598c4607e371dc79f...
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.