OpenTechnical

OT-2026-000080748

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000080748) never changes.

Identity and time

Publication numberOT-2026-000080748 · never reused
Internal UUID01a0ae96-b973-71ce-b2aa-29d1f1b2e9b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080748
StatusPUBLIC

Content hashes

Canonical text1b80d0d3eafb69467cb16180ec79b13bf0575487bb7cea7b2b019e624ca2babd
Markdown69fd2ee74ea69d0a8d0db56101997716a4c0b88d02922e814488eb8e0bd82a0a
PDF
Publication page2ae36241c6e5cec5bc6932ca8be2e2c66d664d85836d4dd4e04373f759b0a969
Manifestfbca87a0299cc5d8ce1acb24e527374d31ff4e3020cd2e033296ce91838006a0

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
SignatureCX4fHjcFhapbk7cbOrhWR+OpZjXefijoSMpmRpf8IEI+6nUsJkQqqRsxvwk3R5hpOdoFY295m05/uUCfpCWoAw==
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

2026-09-17T10:01:54.496355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080748
observed 2ae36241c6e5cec5bc6932ca8be2e2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.479431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080748/manifest.json
observed fbca87a0299cc5d8ce1acb24e527374d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.461464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080748/publication.md
observed 69fd2ee74ea69d0a8d0db56101997716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.443615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080748/publication.txt
observed 1b80d0d3eafb69467cb16180ec79b13b...
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.