OpenTechnical

OT-2026-000040202

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000040202) never changes.

Identity and time

Publication numberOT-2026-000040202 · never reused
Internal UUID01a0ae79-26ff-763f-90d6-00729f9c9f1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040202
StatusPUBLIC

Content hashes

Canonical textc1e83858a17e45265eea03770862037c5dad7cc96cc7348233ae17f1ea534e76
Markdown808dc84d597ddf8ef18a752d2cf02b5cc4c59d7f8234cec24f55e3f14ba12da1
PDF
Publication pagee271499b32f0e8a7dec841715d43af65200cca522a781830347a39d64dab9c76
Manifestc23412f95a2def84b11a7e633cae60afa723570e69736a9c06ae5ac23d2a5024

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
SignaturecDgA/wmBdBmIS9VNQ2ii5+HXDCQIt/zSGxFaDthq5KvEW2zfxkvbEQRikOhz0/yIrSbSV9q+oq6CH81TRtT1Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:05.122609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040202
observed e271499b32f0e8a7dec841715d43af65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.106490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040202/manifest.json
observed c23412f95a2def84b11a7e633cae60af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.091238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040202/publication.md
observed 808dc84d597ddf8ef18a752d2cf02b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.075569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040202/publication.txt
observed c1e83858a17e45265eea03770862037c...
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.