OpenTechnical

OT-2026-000086945

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained 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-2026-000086945) never changes.

Identity and time

Publication numberOT-2026-000086945 · never reused
Internal UUID01a0ae9a-80a5-7f50-b4c3-b2e3af0f09b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086945
StatusPUBLIC

Content hashes

Canonical text51ca9a8edc344548f8a77ed829c35761167a00f6c5c5c6a2f76f5e364ff41688
Markdown826d9eeddfac894ecda04bce79e2aec1c0d7d575ebfd540e9b20dbd782912c55
PDF
Publication page416ba8b92dc4efdfc901a87b4d51c674e75b746fd8da0d5081afbd94a07da95d
Manifest7085684cb837fc6d84d870674e993e7188d9561c5ef17c84700eda89086c816e

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
SignatureeUAO/OPe56R9FbjiKL84M3xxRA7Xy85qOPiHojL+QE1XFZacreXxKa9h15ZTmS3bPdVu2+bHboF3fUWNhzPCCw==
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

2026-09-17T09:51:50.297698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086945
observed 416ba8b92dc4efdfc901a87b4d51c674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.279661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086945/manifest.json
observed 7085684cb837fc6d84d870674e993e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.260949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086945/publication.md
observed 826d9eeddfac894ecda04bce79e2aec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:50.244078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086945/publication.txt
observed 51ca9a8edc344548f8a77ed829c35761...
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.