OpenTechnical

OT-2026-000078745

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000078745) never changes.

Identity and time

Publication numberOT-2026-000078745 · never reused
Internal UUID01a0ae95-ccbc-7ff3-b326-d8ec2cfacebc · 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-2026-000078745
StatusPUBLIC

Content hashes

Canonical textf71e51dc1785dfbc29b3911ac0e2dfed83633d9c8e355274e6a342cb57ca79be
Markdown887ec5a82aea646b5545f63a535915588923487347c4355d43ccc8306f260bdb
PDF
Publication page539661914701cb3bd1a1da58c6af671c251fa654a137bf13c4735e9322943e95
Manifestda6b02ab400ef2420273d92f8d3feff096c1717d76aff76a07cb24a143789bc0

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
Signature8Gzwi/V7Cx3+HzcNcdTmRzYjYvkdbPVTcECl8Ni2vbH8xT5aBs0hrztNnPNhKK2pj5gtnvtSyIy4OTiCB/IDCw==
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

2026-09-17T10:05:31.806945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078745
observed 539661914701cb3bd1a1da58c6af671c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.788562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078745/manifest.json
observed da6b02ab400ef2420273d92f8d3feff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.770349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078745/publication.md
observed 887ec5a82aea646b5545f63a53591558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.753100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078745/publication.txt
observed f71e51dc1785dfbc29b3911ac0e2dfed...
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.