OpenTechnical

OT-2026-000103087

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000103087) never changes.

Identity and time

Publication numberOT-2026-000103087 · never reused
Internal UUID01a0aea4-be3d-7898-b2c6-ad5e1bf7688b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103087
StatusPUBLIC

Content hashes

Canonical text71bc113a9632292d4c0d6e3846bca1b5bcd3a5fbee6dd510ad322acc16e4a7d1
Markdown2a41803acc77d97eeddf0962ae91f68819319a4777cef7dd625a5caab6b01f3e
PDF
Publication pageeb797ccc0505c2e475cc292e69fb5da2be4c0d481f4b653fab181d89365b795d
Manifesta23596e6181ef6eac8ad28f252c474b86c7568a3c97cb4908afe88bb2585f367

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
SignaturehZlIKv0w+4iBRgaX4ow0qhyJNO3BzLZFX8tqfKnsxKk8eCc3UMnt55XXzey/MpE731AQFZ4RaN4jAQ0EYr8yBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:12.826684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103087
observed eb797ccc0505c2e475cc292e69fb5da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.808503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103087/manifest.json
observed a23596e6181ef6eac8ad28f252c474b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.789793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103087/publication.md
observed 2a41803acc77d97eeddf0962ae91f688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.769867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103087/publication.txt
observed 71bc113a9632292d4c0d6e3846bca1b5...
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.