OpenTechnical

OT-2026-000079023

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079023) never changes.

Identity and time

Publication numberOT-2026-000079023 · never reused
Internal UUID01a0ae95-ccbe-7eeb-8e28-4548ebdf9df5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079023
StatusPUBLIC

Content hashes

Canonical textda412cf121f26f5a48242ddae6b7ec64c0bd3dc9b0083cb3ecbf800b82ebc4d1
Markdown4691a4369e8d9b023cb9f394587d5a3f43b12d0eb22df91e54a76eb64ee31c09
PDF
Publication page00ab149b8c4132e776b0b7095258b91e8dbd959fd24de6819ce009923b3e6f7d
Manifestb0947304b4f75041ccbe398e9956508b34f24ef81e5d074bfa4ce6f5256f04de

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
SignatureVjaEQ2dlxyreTo7WnoAacBqHDoNjIqLUGtr9hpyx7mZr8Q2yX4lrbtG80F1ocYWHDWkp3f0MusXcDtjQWUGLAQ==
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

2026-09-17T10:05:51.647873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079023
observed 00ab149b8c4132e776b0b7095258b91e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.628759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079023/manifest.json
observed b0947304b4f75041ccbe398e9956508b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.609625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079023/publication.md
observed 4691a4369e8d9b023cb9f394587d5a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.590441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079023/publication.txt
observed da412cf121f26f5a48242ddae6b7ec64...
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.