OpenTechnical

OT-2026-000005935

Publication integrity record

Porous face vacuum gripper, four outlet manifold, ejector fed, pressure verified, 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-2026-000005935) never changes.

Identity and time

Publication numberOT-2026-000005935 · never reused
Internal UUID01a0a949-b921-77e3-85a3-8836b058b206 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:16.164380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005935
StatusPUBLIC

Content hashes

Canonical text5692d0e6cde8e44a777347dab3026eb27f2a66c7340c75677001053c643f3008
Markdownee585fdb3d5334bcbad0c1be530eab88c5359e07b7ef1a96cd2bc04b8669d7f5
PDF
Publication page50a87e30b1ec7038d35242d378f83b3f073c23aa3c5a5d417568641ce1b876a2
Manifest813d24ace6c84e27f323b0d0d3c03ed5670e1d914ba718f13ac44f875f9fb9ac

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
Signature207SC3hPnvWgnCLjBJvKzTPXfcvZRCFJB6RV5PdGKl4WBzGbgCDH274zHo4+wb9jorxOORbvjUX+P3C5O1QXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:15.528831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005935
observed 50a87e30b1ec7038d35242d378f83b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:15.511660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005935/manifest.json
observed 813d24ace6c84e27f323b0d0d3c03ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:15.490864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005935/publication.md
observed ee585fdb3d5334bcbad0c1be530eab88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:15.462565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005935/publication.txt
observed 5692d0e6cde8e44a777347dab3026eb2...
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.