OpenTechnical

OT-2026-000005240

Publication integrity record

Porous face vacuum gripper, six outlet manifold, ejector fed, pressure verified, contact triggered

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-2026-000005240) never changes.

Identity and time

Publication numberOT-2026-000005240 · never reused
Internal UUID01a0a932-7b23-77be-ac2b-f04eeb4811b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:50:52.966678Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005240
StatusPUBLIC

Content hashes

Canonical text057c18f96e492e018c100317c9a3f290af83e0cf31298ee0a8f840ede458cdc5
Markdowned3ad03ecfa22780ea15905b24247220d33b1a863d78c40c68fd14160fd81714
PDF
Publication pageb51951476eb95ea089f7e5c0914af6f6daf57774b211c0dc9670f0e18460669e
Manifest565b469c896749fcdbd654cd22a7561466a7b0e03cdcb7ab20e3b00f149f77fc

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
SignatureiTSIu/EOjY16cyn+qoDktsyVsa5gHqlcJiqkBZ+TgvY0mTZNbDCEd/GvfgeMAOnTjV2zL8IHH9oC6d9RinHFCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:31.921747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005240
observed b51951476eb95ea089f7e5c0914af6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:31.908924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005240/manifest.json
observed 565b469c896749fcdbd654cd22a75614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:31.895612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005240/publication.md
observed ed3ad03ecfa22780ea15905b24247220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:31.881222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005240/publication.txt
observed 057c18f96e492e018c100317c9a3f290...
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.