OpenTechnical

OT-2026-000076768

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076768) never changes.

Identity and time

Publication numberOT-2026-000076768 · never reused
Internal UUID01a0ae94-b06f-7eba-b36a-69b0a2a89890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076768
StatusPUBLIC

Content hashes

Canonical textcb47b5c34e4b84271f9dccf99def527593b8c62df649f29f171b94fc372a86a1
Markdown48e8467e51604194a1a473c805482d922dcf2a072e35bb49f63294d2ba925951
PDF
Publication pageb57c7ec2cda1c34a5070ab3d2842cc7343883f1c122a78667fd5b989ae1d3b01
Manifest7279952f9053069feefbc0651d7cc0298adb3cc284ddf805da10cf8f34c68d32

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
Signaturesopy+jQphiQgd81VUMIk1EaLpjxjilHXighPu91UJ28fCBP/TlvIM92jHW0aQ8WqNNWmp36qZB47kE39JOjjDQ==
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

2026-09-17T10:09:37.711691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076768
observed b57c7ec2cda1c34a5070ab3d2842cc73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.692957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076768/manifest.json
observed 7279952f9053069feefbc0651d7cc029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.674665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076768/publication.md
observed 48e8467e51604194a1a473c805482d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.652529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076768/publication.txt
observed cb47b5c34e4b84271f9dccf99def5275...
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.