OpenTechnical

OT-2026-000093642

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093642) never changes.

Identity and time

Publication numberOT-2026-000093642 · never reused
Internal UUID01a0ae9e-508b-74b7-a690-bbeea66519c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093642
StatusPUBLIC

Content hashes

Canonical textc21667288745beac66bacf6516c4f439ddebb8e6ac67745e254c9795572c983b
Markdown693628b6fa4d6a11409970e803f5d96afa0819f4f4d4baaea9a441f4c7e0d3c8
PDF
Publication pagec5141b73dcc37f7b3f491f8b58c89648c64f30ce8e7ea19a9f8dbbcc083a13a4
Manifest95e0e3340f9b2a5383fa8a31cc4f62d4c84343d162c5170e4adabb722a70beb4

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
Signaturew+kcDi824n8VPdKejysyyFbyfsPRdHt1n8gvZKON5MbMBwzM6qogACp8/O3mhlCWJA1tbL2vCrKj8lhGp/XjBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:41.768264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093642
observed c5141b73dcc37f7b3f491f8b58c89648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.749935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093642/manifest.json
observed 95e0e3340f9b2a5383fa8a31cc4f62d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.732803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093642/publication.md
observed 693628b6fa4d6a11409970e803f5d96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.715267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093642/publication.txt
observed c21667288745beac66bacf6516c4f439...
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.