OpenTechnical

OT-2026-000091541

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000091541) never changes.

Identity and time

Publication numberOT-2026-000091541 · never reused
Internal UUID01a0ae9c-f16e-71d2-b356-cb4445fb3f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091541
StatusPUBLIC

Content hashes

Canonical text929c6d54fa253c47650ee3f5b515d7b4741de16180778b082c3b1f7f5d66f268
Markdown78a378453666d1ff19aacd25fb143669fcee575c02c674361eff47e45e6a8332
PDF
Publication pageac13a3847e57c12e56ce4e36a3356905584d50405e6c7045f22c38c81b081f4e
Manifest18505640e925f2ace0ac2be540d5a29219ce556c3f0cf5587e7b84252ba44dc6

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
Signaturet1+wRlR1KezIqOgt+kVoeA1xx+jjqtfXGY2Ntwf7od0pd0YXuoAWq8bLTHSGqs1rl0fQxbJItLGYYx+INwVNAA==
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

2026-09-17T09:43:47.838526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091541
observed ac13a3847e57c12e56ce4e36a3356905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:47.822318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091541/manifest.json
observed 18505640e925f2ace0ac2be540d5a292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:47.806228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091541/publication.md
observed 78a378453666d1ff19aacd25fb143669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:47.789593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091541/publication.txt
observed 929c6d54fa253c47650ee3f5b515d7b4...
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.