OpenTechnical

OT-2026-000079058

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000079058) never changes.

Identity and time

Publication numberOT-2026-000079058 · never reused
Internal UUID01a0ae95-ccbf-7b64-820a-e35d10bda570 · 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-2026-000079058
StatusPUBLIC

Content hashes

Canonical texta41029158890c5f21bb7dd515658709cc41fe303ec71c869da2ca847399305cb
Markdown6fd7eb5eef275fc3278579e5bfac8f9f7e10d451f08631e6e2c3e2a40f0bc7e2
PDF
Publication pagec963167de1078b05b63d71c1d6adda76d6e04615cbd896dba3e9217699187199
Manifeste11077b2a83d19444d547b690add2bdf5c047a9f129c35df26aa34792a44708e

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
Signaturek39fCUatsisgaTkbZBYb2uomNmPz+V1nWs9Tiq83Iq6ser8CUdIemlYneC5MCdl+mBCz9gY2lF5cFvCyBAUSAw==
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

2026-09-17T10:05:24.540901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079058
observed c963167de1078b05b63d71c1d6adda76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.523799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079058/manifest.json
observed e11077b2a83d19444d547b690add2bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.502886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079058/publication.md
observed 6fd7eb5eef275fc3278579e5bfac8f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.480614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079058/publication.txt
observed a41029158890c5f21bb7dd515658709c...
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.