OpenTechnical

OT-2026-000068112

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000068112) never changes.

Identity and time

Publication numberOT-2026-000068112 · never reused
Internal UUID01a0ae8f-c4fe-7938-b1b0-8a1584713966 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068112
StatusPUBLIC

Content hashes

Canonical textd363a1a6779c8748a2c690fe15af596df08497e2ad903b299ea1eb52c7e303e3
Markdown676e25963871087976f3f8cd32ed8c12cb56560296b68d4a7781186bc4f05863
PDF
Publication paged72b65d29b4dfc21e2bc8a0c8f9cfaf5950c2cde9540a922a1220cddc57aea17
Manifestdde671192088678e9eb18b494a9deffdbd0fb7c5f3baff65653523ee67a65d21

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
SignaturenGlUgx0or4RoE/QynvDWpuoZomr+BEeMRC4DWECYfqpGnG5iju1zAvpp4tC/1HE/0ztjIXh3a+Pqbsd0j31XDA==
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

2026-09-17T10:30:44.848538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068112
observed d72b65d29b4dfc21e2bc8a0c8f9cfaf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:44.830782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068112/manifest.json
observed dde671192088678e9eb18b494a9deffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:44.811689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068112/publication.md
observed 676e25963871087976f3f8cd32ed8c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:44.794703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068112/publication.txt
observed d363a1a6779c8748a2c690fe15af596d...
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.